Home / 31,897,966.80-47,842,284.60-9,176,494.80

Finding the Fourth Proportional to 31,897,966.80, 47,842,284.60 and 9,176,494.80

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Solution

The fourth proportional to 31,897,966.80, 47,842,284.60 and 9,176,494.80 is: 13,763,399.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,897,966.80 : 47,842,284.60 = 9,176,494.80 : x
  2. Step 2: Convert to fraction form
    31,897,966.80/47,842,284.60 = 9,176,494.80/x
  3. Step 3: Cross multiply
    31,897,966.80x = 47,842,284.60 × 9,176,494.80
  4. Step 4: Simplify right side
    31,897,966.80x = 439,024,475,852,020.12
  5. Step 5: Solve for x
    x = 439,024,475,852,020.12/31,897,966.80
  6. Step 6: Final answer
    x = 13,763,399.99

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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.