Home / 10,745,877.20-16,118,815.80-9,924,731.60

Finding the Fourth Proportional to 10,745,877.20, 16,118,815.80 and 9,924,731.60

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Solution

The fourth proportional to 10,745,877.20, 16,118,815.80 and 9,924,731.60 is: 14,887,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,877.20 : 16,118,815.80 = 9,924,731.60 : x
  2. Step 2: Convert to fraction form
    10,745,877.20/16,118,815.80 = 9,924,731.60/x
  3. Step 3: Cross multiply
    10,745,877.20x = 16,118,815.80 × 9,924,731.60
  4. Step 4: Simplify right side
    10,745,877.20x = 159,974,920,524,839.28
  5. Step 5: Solve for x
    x = 159,974,920,524,839.28/10,745,877.20
  6. Step 6: Final answer
    x = 14,887,097.40

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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.