Home / 60,869,326.87-91,246,835.74-20,451,545.11

Finding the Fourth Proportional to 60,869,326.87, 91,246,835.74 and 20,451,545.11

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Solution

The fourth proportional to 60,869,326.87, 91,246,835.74 and 20,451,545.11 is: 30,658,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,869,326.87 : 91,246,835.74 = 20,451,545.11 : x
  2. Step 2: Convert to fraction form
    60,869,326.87/91,246,835.74 = 20,451,545.11/x
  3. Step 3: Cross multiply
    60,869,326.87x = 91,246,835.74 × 20,451,545.11
  4. Step 4: Simplify right side
    60,869,326.87x = 1,866,138,777,281,370
  5. Step 5: Solve for x
    x = 1,866,138,777,281,370/60,869,326.87
  6. Step 6: Final answer
    x = 30,658,114.25

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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.