Home / 74,750,499.30-112,103,630.55-29,286,128.10

Finding the Fourth Proportional to 74,750,499.30, 112,103,630.55 and 29,286,128.10

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Solution

The fourth proportional to 74,750,499.30, 112,103,630.55 and 29,286,128.10 is: 43,920,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,750,499.30 : 112,103,630.55 = 29,286,128.10 : x
  2. Step 2: Convert to fraction form
    74,750,499.30/112,103,630.55 = 29,286,128.10/x
  3. Step 3: Cross multiply
    74,750,499.30x = 112,103,630.55 × 29,286,128.10
  4. Step 4: Simplify right side
    74,750,499.30x = 3,283,081,284,762,373.50
  5. Step 5: Solve for x
    x = 3,283,081,284,762,373.50/74,750,499.30
  6. Step 6: Final answer
    x = 43,920,526.49

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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.