Home / 26,298,205.20-39,428,645.40-10,117,904.40

Finding the Fourth Proportional to 26,298,205.20, 39,428,645.40 and 10,117,904.40

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Solution

The fourth proportional to 26,298,205.20, 39,428,645.40 and 10,117,904.40 is: 15,169,676.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,205.20 : 39,428,645.40 = 10,117,904.40 : x
  2. Step 2: Convert to fraction form
    26,298,205.20/39,428,645.40 = 10,117,904.40/x
  3. Step 3: Cross multiply
    26,298,205.20x = 39,428,645.40 × 10,117,904.40
  4. Step 4: Simplify right side
    26,298,205.20x = 398,935,264,778,699.75
  5. Step 5: Solve for x
    x = 398,935,264,778,699.75/26,298,205.20
  6. Step 6: Final answer
    x = 15,169,676.48

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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.