Home / 31,921,180.70-47,888,497.02-10,354,100.90

Finding the Fourth Proportional to 31,921,180.70, 47,888,497.02 and 10,354,100.90

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Solution

The fourth proportional to 31,921,180.70, 47,888,497.02 and 10,354,100.90 is: 15,533,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,921,180.70 : 47,888,497.02 = 10,354,100.90 : x
  2. Step 2: Convert to fraction form
    31,921,180.70/47,888,497.02 = 10,354,100.90/x
  3. Step 3: Cross multiply
    31,921,180.70x = 47,888,497.02 × 10,354,100.90
  4. Step 4: Simplify right side
    31,921,180.70x = 495,842,330,094,429.38
  5. Step 5: Solve for x
    x = 495,842,330,094,429.38/31,921,180.70
  6. Step 6: Final answer
    x = 15,533,333.02

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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.