Home / 49,897,109.60-74,845,664.40-30,749,487.20

Finding the Fourth Proportional to 49,897,109.60, 74,845,664.40 and 30,749,487.20

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Solution

The fourth proportional to 49,897,109.60, 74,845,664.40 and 30,749,487.20 is: 46,124,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,109.60 : 74,845,664.40 = 30,749,487.20 : x
  2. Step 2: Convert to fraction form
    49,897,109.60/74,845,664.40 = 30,749,487.20/x
  3. Step 3: Cross multiply
    49,897,109.60x = 74,845,664.40 × 30,749,487.20
  4. Step 4: Simplify right side
    49,897,109.60x = 2,301,465,799,443,296
  5. Step 5: Solve for x
    x = 2,301,465,799,443,296/49,897,109.60
  6. Step 6: Final answer
    x = 46,124,230.80

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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.