Home / 40,425,998.90-60,638,998.35-11,675,040.80

Finding the Fourth Proportional to 40,425,998.90, 60,638,998.35 and 11,675,040.80

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Solution

The fourth proportional to 40,425,998.90, 60,638,998.35 and 11,675,040.80 is: 17,512,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,998.90 : 60,638,998.35 = 11,675,040.80 : x
  2. Step 2: Convert to fraction form
    40,425,998.90/60,638,998.35 = 11,675,040.80/x
  3. Step 3: Cross multiply
    40,425,998.90x = 60,638,998.35 × 11,675,040.80
  4. Step 4: Simplify right side
    40,425,998.90x = 707,962,779,807,382.75
  5. Step 5: Solve for x
    x = 707,962,779,807,382.75/40,425,998.90
  6. Step 6: Final answer
    x = 17,512,561.20

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1.5x scale

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.