Home / 39,312,115.20-58,969,922.40-13,404,038.40

Finding the Fourth Proportional to 39,312,115.20, 58,969,922.40 and 13,404,038.40

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Solution

The fourth proportional to 39,312,115.20, 58,969,922.40 and 13,404,038.40 is: 20,106,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312,115.20 : 58,969,922.40 = 13,404,038.40 : x
  2. Step 2: Convert to fraction form
    39,312,115.20/58,969,922.40 = 13,404,038.40/x
  3. Step 3: Cross multiply
    39,312,115.20x = 58,969,922.40 × 13,404,038.40
  4. Step 4: Simplify right side
    39,312,115.20x = 790,435,104,294,620.12
  5. Step 5: Solve for x
    x = 790,435,104,294,620.12/39,312,115.20
  6. Step 6: Final answer
    x = 20,106,654.15

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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.