Home / 13,021,800.66-19,517,033.31-4,817,902.02

Finding the Fourth Proportional to 13,021,800.66, 19,517,033.31 and 4,817,902.02

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Solution

The fourth proportional to 13,021,800.66, 19,517,033.31 and 4,817,902.02 is: 7,221,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,800.66 : 19,517,033.31 = 4,817,902.02 : x
  2. Step 2: Convert to fraction form
    13,021,800.66/19,517,033.31 = 4,817,902.02/x
  3. Step 3: Cross multiply
    13,021,800.66x = 19,517,033.31 × 4,817,902.02
  4. Step 4: Simplify right side
    13,021,800.66x = 94,031,154,208,656.27
  5. Step 5: Solve for x
    x = 94,031,154,208,656.27/13,021,800.66
  6. Step 6: Final answer
    x = 7,221,056.19

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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.