Home / 53,142,059.60-79,713,089.40-17,240,267.60

Finding the Fourth Proportional to 53,142,059.60, 79,713,089.40 and 17,240,267.60

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Solution

The fourth proportional to 53,142,059.60, 79,713,089.40 and 17,240,267.60 is: 25,860,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142,059.60 : 79,713,089.40 = 17,240,267.60 : x
  2. Step 2: Convert to fraction form
    53,142,059.60/79,713,089.40 = 17,240,267.60/x
  3. Step 3: Cross multiply
    53,142,059.60x = 79,713,089.40 × 17,240,267.60
  4. Step 4: Simplify right side
    53,142,059.60x = 1,374,274,992,478,723.75
  5. Step 5: Solve for x
    x = 1,374,274,992,478,723.75/53,142,059.60
  6. Step 6: Final answer
    x = 25,860,401.40

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Similar ratio
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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.