Home / 9,000,513.96-12,420,741.90-4,870,544.61

Finding the Fourth Proportional to 9,000,513.96, 12,420,741.90 and 4,870,544.61

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Solution

The fourth proportional to 9,000,513.96, 12,420,741.90 and 4,870,544.61 is: 6,721,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000,513.96 : 12,420,741.90 = 4,870,544.61 : x
  2. Step 2: Convert to fraction form
    9,000,513.96/12,420,741.90 = 4,870,544.61/x
  3. Step 3: Cross multiply
    9,000,513.96x = 12,420,741.90 × 4,870,544.61
  4. Step 4: Simplify right side
    9,000,513.96x = 60,495,777,513,246.16
  5. Step 5: Solve for x
    x = 60,495,777,513,246.16/9,000,513.96
  6. Step 6: Final answer
    x = 6,721,369.22

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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.