Home / 31,428,023.46-47,149,128.02-9,570,358

Finding the Fourth Proportional to 31,428,023.46, 47,149,128.02 and 9,570,358

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Solution

The fourth proportional to 31,428,023.46, 47,149,128.02 and 9,570,358 is: 14,357,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,428,023.46 : 47,149,128.02 = 9,570,358 : x
  2. Step 2: Convert to fraction form
    31,428,023.46/47,149,128.02 = 9,570,358/x
  3. Step 3: Cross multiply
    31,428,023.46x = 47,149,128.02 × 9,570,358
  4. Step 4: Simplify right side
    31,428,023.46x = 451,234,034,539,231.19
  5. Step 5: Solve for x
    x = 451,234,034,539,231.19/31,428,023.46
  6. Step 6: Final answer
    x = 14,357,696.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.