Home / 14,112,006.30-21,168,009.45-5,589,510.30

Finding the Fourth Proportional to 14,112,006.30, 21,168,009.45 and 5,589,510.30

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Solution

The fourth proportional to 14,112,006.30, 21,168,009.45 and 5,589,510.30 is: 8,384,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,006.30 : 21,168,009.45 = 5,589,510.30 : x
  2. Step 2: Convert to fraction form
    14,112,006.30/21,168,009.45 = 5,589,510.30/x
  3. Step 3: Cross multiply
    14,112,006.30x = 21,168,009.45 × 5,589,510.30
  4. Step 4: Simplify right side
    14,112,006.30x = 118,318,806,851,272.33
  5. Step 5: Solve for x
    x = 118,318,806,851,272.33/14,112,006.30
  6. Step 6: Final answer
    x = 8,384,265.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.