Home / 43,604,430.30-65,406,645.45-39,565,478.70

Finding the Fourth Proportional to 43,604,430.30, 65,406,645.45 and 39,565,478.70

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Solution

The fourth proportional to 43,604,430.30, 65,406,645.45 and 39,565,478.70 is: 59,348,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,604,430.30 : 65,406,645.45 = 39,565,478.70 : x
  2. Step 2: Convert to fraction form
    43,604,430.30/65,406,645.45 = 39,565,478.70/x
  3. Step 3: Cross multiply
    43,604,430.30x = 65,406,645.45 × 39,565,478.70
  4. Step 4: Simplify right side
    43,604,430.30x = 2,587,845,237,390,427
  5. Step 5: Solve for x
    x = 2,587,845,237,390,427/43,604,430.30
  6. Step 6: Final answer
    x = 59,348,218.05

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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.