Home / 10,718,707.61-16,069,023.92-4,648,869.55

Finding the Fourth Proportional to 10,718,707.61, 16,069,023.92 and 4,648,869.55

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Solution

The fourth proportional to 10,718,707.61, 16,069,023.92 and 4,648,869.55 is: 6,969,384.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718,707.61 : 16,069,023.92 = 4,648,869.55 : x
  2. Step 2: Convert to fraction form
    10,718,707.61/16,069,023.92 = 4,648,869.55/x
  3. Step 3: Cross multiply
    10,718,707.61x = 16,069,023.92 × 4,648,869.55
  4. Step 4: Simplify right side
    10,718,707.61x = 74,702,795,976,665.28
  5. Step 5: Solve for x
    x = 74,702,795,976,665.28/10,718,707.61
  6. Step 6: Final answer
    x = 6,969,384.62

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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.