Home / 9,000,500.76-12,420,723.76-4,870,531.53

Finding the Fourth Proportional to 9,000,500.76, 12,420,723.76 and 4,870,531.53

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Solution

The fourth proportional to 9,000,500.76, 12,420,723.76 and 4,870,531.53 is: 6,721,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,500.76 : 12,420,723.76 = 4,870,531.53 : x
  2. Step 2: Convert to fraction form
    9,000,500.76/12,420,723.76 = 4,870,531.53/x
  3. Step 3: Cross multiply
    9,000,500.76x = 12,420,723.76 × 4,870,531.53
  4. Step 4: Simplify right side
    9,000,500.76x = 60,495,526,686,323.83
  5. Step 5: Solve for x
    x = 60,495,526,686,323.83/9,000,500.76
  6. Step 6: Final answer
    x = 6,721,351.21

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Double scale
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Similar ratio
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1.5x scale

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.