Home / 40,779,969.40-61,169,954.10-13,853,625.40

Finding the Fourth Proportional to 40,779,969.40, 61,169,954.10 and 13,853,625.40

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Solution

The fourth proportional to 40,779,969.40, 61,169,954.10 and 13,853,625.40 is: 20,780,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,779,969.40 : 61,169,954.10 = 13,853,625.40 : x
  2. Step 2: Convert to fraction form
    40,779,969.40/61,169,954.10 = 13,853,625.40/x
  3. Step 3: Cross multiply
    40,779,969.40x = 61,169,954.10 × 13,853,625.40
  4. Step 4: Simplify right side
    40,779,969.40x = 847,425,629,836,594.12
  5. Step 5: Solve for x
    x = 847,425,629,836,594.12/40,779,969.40
  6. Step 6: Final answer
    x = 20,780,438.10

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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.