Home / 15,280,701.20-21,072,951.28-10,044,459.44

Finding the Fourth Proportional to 15,280,701.20, 21,072,951.28 and 10,044,459.44

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Solution

The fourth proportional to 15,280,701.20, 21,072,951.28 and 10,044,459.44 is: 13,851,877.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280,701.20 : 21,072,951.28 = 10,044,459.44 : x
  2. Step 2: Convert to fraction form
    15,280,701.20/21,072,951.28 = 10,044,459.44/x
  3. Step 3: Cross multiply
    15,280,701.20x = 21,072,951.28 × 10,044,459.44
  4. Step 4: Simplify right side
    15,280,701.20x = 211,666,404,413,056.09
  5. Step 5: Solve for x
    x = 211,666,404,413,056.09/15,280,701.20
  6. Step 6: Final answer
    x = 13,851,877.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.