Home / 26,403,945.60-39,623,633.10-15,609,788.40

Finding the Fourth Proportional to 26,403,945.60, 39,623,633.10 and 15,609,788.40

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Solution

The fourth proportional to 26,403,945.60, 39,623,633.10 and 15,609,788.40 is: 23,425,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,403,945.60 : 39,623,633.10 = 15,609,788.40 : x
  2. Step 2: Convert to fraction form
    26,403,945.60/39,623,633.10 = 15,609,788.40/x
  3. Step 3: Cross multiply
    26,403,945.60x = 39,623,633.10 × 15,609,788.40
  4. Step 4: Simplify right side
    26,403,945.60x = 618,516,528,330,236.12
  5. Step 5: Solve for x
    x = 618,516,528,330,236.12/26,403,945.60
  6. Step 6: Final answer
    x = 23,425,155.38

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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.