Home / 10,316,762.10-15,438,401.55-8,983,566.90

Finding the Fourth Proportional to 10,316,762.10, 15,438,401.55 and 8,983,566.90

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Solution

The fourth proportional to 10,316,762.10, 15,438,401.55 and 8,983,566.90 is: 13,443,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,762.10 : 15,438,401.55 = 8,983,566.90 : x
  2. Step 2: Convert to fraction form
    10,316,762.10/15,438,401.55 = 8,983,566.90/x
  3. Step 3: Cross multiply
    10,316,762.10x = 15,438,401.55 × 8,983,566.90
  4. Step 4: Simplify right side
    10,316,762.10x = 138,691,913,153,488.70
  5. Step 5: Solve for x
    x = 138,691,913,153,488.70/10,316,762.10
  6. Step 6: Final answer
    x = 13,443,356.72

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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.