Home / 9,062,445.12-12,506,528.86-4,988,443.20

Finding the Fourth Proportional to 9,062,445.12, 12,506,528.86 and 4,988,443.20

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Solution

The fourth proportional to 9,062,445.12, 12,506,528.86 and 4,988,443.20 is: 6,884,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062,445.12 : 12,506,528.86 = 4,988,443.20 : x
  2. Step 2: Convert to fraction form
    9,062,445.12/12,506,528.86 = 4,988,443.20/x
  3. Step 3: Cross multiply
    9,062,445.12x = 12,506,528.86 × 4,988,443.20
  4. Step 4: Simplify right side
    9,062,445.12x = 62,388,108,847,270.75
  5. Step 5: Solve for x
    x = 62,388,108,847,270.75/9,062,445.12
  6. Step 6: Final answer
    x = 6,884,246.80

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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.