Home / 8,046,272.70-12,069,409.05-7,007,010.30

Finding the Fourth Proportional to 8,046,272.70, 12,069,409.05 and 7,007,010.30

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Solution

The fourth proportional to 8,046,272.70, 12,069,409.05 and 7,007,010.30 is: 10,510,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046,272.70 : 12,069,409.05 = 7,007,010.30 : x
  2. Step 2: Convert to fraction form
    8,046,272.70/12,069,409.05 = 7,007,010.30/x
  3. Step 3: Cross multiply
    8,046,272.70x = 12,069,409.05 × 7,007,010.30
  4. Step 4: Simplify right side
    8,046,272.70x = 84,570,473,528,263.22
  5. Step 5: Solve for x
    x = 84,570,473,528,263.22/8,046,272.70
  6. Step 6: Final answer
    x = 10,510,515.45

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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.