Home / 9,000,488.25-12,420,706.50-4,870,518.97

Finding the Fourth Proportional to 9,000,488.25, 12,420,706.50 and 4,870,518.97

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Solution

The fourth proportional to 9,000,488.25, 12,420,706.50 and 4,870,518.97 is: 6,721,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,488.25 : 12,420,706.50 = 4,870,518.97 : x
  2. Step 2: Convert to fraction form
    9,000,488.25/12,420,706.50 = 4,870,518.97/x
  3. Step 3: Cross multiply
    9,000,488.25x = 12,420,706.50 × 4,870,518.97
  4. Step 4: Simplify right side
    9,000,488.25x = 60,495,286,587,296.80
  5. Step 5: Solve for x
    x = 60,495,286,587,296.80/9,000,488.25
  6. Step 6: Final answer
    x = 6,721,333.88

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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.