Home / 49,897,251.60-74,845,877.40-30,749,629.20

Finding the Fourth Proportional to 49,897,251.60, 74,845,877.40 and 30,749,629.20

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Solution

The fourth proportional to 49,897,251.60, 74,845,877.40 and 30,749,629.20 is: 46,124,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,251.60 : 74,845,877.40 = 30,749,629.20 : x
  2. Step 2: Convert to fraction form
    49,897,251.60/74,845,877.40 = 30,749,629.20/x
  3. Step 3: Cross multiply
    49,897,251.60x = 74,845,877.40 × 30,749,629.20
  4. Step 4: Simplify right side
    49,897,251.60x = 2,301,482,977,198,660
  5. Step 5: Solve for x
    x = 2,301,482,977,198,660/49,897,251.60
  6. Step 6: Final answer
    x = 46,124,443.80

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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.