Home / 42,354,454.86-63,371,358.81-25,091,920.80

Finding the Fourth Proportional to 42,354,454.86, 63,371,358.81 and 25,091,920.80

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Solution

The fourth proportional to 42,354,454.86, 63,371,358.81 and 25,091,920.80 is: 37,542,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354,454.86 : 63,371,358.81 = 25,091,920.80 : x
  2. Step 2: Convert to fraction form
    42,354,454.86/63,371,358.81 = 25,091,920.80/x
  3. Step 3: Cross multiply
    42,354,454.86x = 63,371,358.81 × 25,091,920.80
  4. Step 4: Simplify right side
    42,354,454.86x = 1,590,109,116,248,902.25
  5. Step 5: Solve for x
    x = 1,590,109,116,248,902.25/42,354,454.86
  6. Step 6: Final answer
    x = 37,542,901.25

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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.