Home / 87,450,014.60-131,178,132.30-26,865,643.40

Finding the Fourth Proportional to 87,450,014.60, 131,178,132.30 and 26,865,643.40

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Solution

The fourth proportional to 87,450,014.60, 131,178,132.30 and 26,865,643.40 is: 40,299,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,450,014.60 : 131,178,132.30 = 26,865,643.40 : x
  2. Step 2: Convert to fraction form
    87,450,014.60/131,178,132.30 = 26,865,643.40/x
  3. Step 3: Cross multiply
    87,450,014.60x = 131,178,132.30 × 26,865,643.40
  4. Step 4: Simplify right side
    87,450,014.60x = 3,524,184,924,249,821.50
  5. Step 5: Solve for x
    x = 3,524,184,924,249,821.50/87,450,014.60
  6. Step 6: Final answer
    x = 40,299,420.65

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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.