Home / 70,024,157.35-105,041,280.53-26,893,360.78

Finding the Fourth Proportional to 70,024,157.35, 105,041,280.53 and 26,893,360.78

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Solution

The fourth proportional to 70,024,157.35, 105,041,280.53 and 26,893,360.78 is: 40,341,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,024,157.35 : 105,041,280.53 = 26,893,360.78 : x
  2. Step 2: Convert to fraction form
    70,024,157.35/105,041,280.53 = 26,893,360.78/x
  3. Step 3: Cross multiply
    70,024,157.35x = 105,041,280.53 × 26,893,360.78
  4. Step 4: Simplify right side
    70,024,157.35x = 2,824,913,053,891,110
  5. Step 5: Solve for x
    x = 2,824,913,053,891,110/70,024,157.35
  6. Step 6: Final answer
    x = 40,341,978.55

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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.