Home / 9,000,626.12-12,420,769.40-4,870,566.86

Finding the Fourth Proportional to 9,000,626.12, 12,420,769.40 and 4,870,566.86

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Solution

The fourth proportional to 9,000,626.12, 12,420,769.40 and 4,870,566.86 is: 6,721,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,626.12 : 12,420,769.40 = 4,870,566.86 : x
  2. Step 2: Convert to fraction form
    9,000,626.12/12,420,769.40 = 4,870,566.86/x
  3. Step 3: Cross multiply
    9,000,626.12x = 12,420,769.40 × 4,870,566.86
  4. Step 4: Simplify right side
    9,000,626.12x = 60,496,187,815,342.09
  5. Step 5: Solve for x
    x = 60,496,187,815,342.09/9,000,626.12
  6. Step 6: Final answer
    x = 6,721,331.05

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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.