Home / 7,687,920.53-10,612,002.11-4,426,035.30

Finding the Fourth Proportional to 7,687,920.53, 10,612,002.11 and 4,426,035.30

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Solution

The fourth proportional to 7,687,920.53, 10,612,002.11 and 4,426,035.30 is: 6,109,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,920.53 : 10,612,002.11 = 4,426,035.30 : x
  2. Step 2: Convert to fraction form
    7,687,920.53/10,612,002.11 = 4,426,035.30/x
  3. Step 3: Cross multiply
    7,687,920.53x = 10,612,002.11 × 4,426,035.30
  4. Step 4: Simplify right side
    7,687,920.53x = 46,969,095,920,404.30
  5. Step 5: Solve for x
    x = 46,969,095,920,404.30/7,687,920.53
  6. Step 6: Final answer
    x = 6,109,466.89

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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.