Home / 38,690,218.90-57,985,561.95-23,528,055.70

Finding the Fourth Proportional to 38,690,218.90, 57,985,561.95 and 23,528,055.70

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Solution

The fourth proportional to 38,690,218.90, 57,985,561.95 and 23,528,055.70 is: 35,261,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690,218.90 : 57,985,561.95 = 23,528,055.70 : x
  2. Step 2: Convert to fraction form
    38,690,218.90/57,985,561.95 = 23,528,055.70/x
  3. Step 3: Cross multiply
    38,690,218.90x = 57,985,561.95 × 23,528,055.70
  4. Step 4: Simplify right side
    38,690,218.90x = 1,364,287,531,355,400.75
  5. Step 5: Solve for x
    x = 1,364,287,531,355,400.75/38,690,218.90
  6. Step 6: Final answer
    x = 35,261,819.92

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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.