Home / 49,248,001.70-73,872,002.55-31,108,148.90

Finding the Fourth Proportional to 49,248,001.70, 73,872,002.55 and 31,108,148.90

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Solution

The fourth proportional to 49,248,001.70, 73,872,002.55 and 31,108,148.90 is: 46,662,223.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,001.70 : 73,872,002.55 = 31,108,148.90 : x
  2. Step 2: Convert to fraction form
    49,248,001.70/73,872,002.55 = 31,108,148.90/x
  3. Step 3: Cross multiply
    49,248,001.70x = 73,872,002.55 × 31,108,148.90
  4. Step 4: Simplify right side
    49,248,001.70x = 2,298,021,254,866,579.50
  5. Step 5: Solve for x
    x = 2,298,021,254,866,579.50/49,248,001.70
  6. Step 6: Final answer
    x = 46,662,223.35

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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.