Home / 6,421,068.11-9,618,769.17-3,860,881.20

Finding the Fourth Proportional to 6,421,068.11, 9,618,769.17 and 3,860,881.20

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Solution

The fourth proportional to 6,421,068.11, 9,618,769.17 and 3,860,881.20 is: 5,783,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,068.11 : 9,618,769.17 = 3,860,881.20 : x
  2. Step 2: Convert to fraction form
    6,421,068.11/9,618,769.17 = 3,860,881.20/x
  3. Step 3: Cross multiply
    6,421,068.11x = 9,618,769.17 × 3,860,881.20
  4. Step 4: Simplify right side
    6,421,068.11x = 37,136,925,055,592.61
  5. Step 5: Solve for x
    x = 37,136,925,055,592.61/6,421,068.11
  6. Step 6: Final answer
    x = 5,783,605.53

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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.