Home / 42,122,962.20-63,184,443.30-29,357,880.60

Finding the Fourth Proportional to 42,122,962.20, 63,184,443.30 and 29,357,880.60

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Solution

The fourth proportional to 42,122,962.20, 63,184,443.30 and 29,357,880.60 is: 44,036,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122,962.20 : 63,184,443.30 = 29,357,880.60 : x
  2. Step 2: Convert to fraction form
    42,122,962.20/63,184,443.30 = 29,357,880.60/x
  3. Step 3: Cross multiply
    42,122,962.20x = 63,184,443.30 × 29,357,880.60
  4. Step 4: Simplify right side
    42,122,962.20x = 1,854,961,342,178,870
  5. Step 5: Solve for x
    x = 1,854,961,342,178,870/42,122,962.20
  6. Step 6: Final answer
    x = 44,036,820.90

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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.