Home / 67,780,640.42-93,582,328.64-52,071,687.35

Finding the Fourth Proportional to 67,780,640.42, 93,582,328.64 and 52,071,687.35

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Solution

The fourth proportional to 67,780,640.42, 93,582,328.64 and 52,071,687.35 is: 71,893,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,780,640.42 : 93,582,328.64 = 52,071,687.35 : x
  2. Step 2: Convert to fraction form
    67,780,640.42/93,582,328.64 = 52,071,687.35/x
  3. Step 3: Cross multiply
    67,780,640.42x = 93,582,328.64 × 52,071,687.35
  4. Step 4: Simplify right side
    67,780,640.42x = 4,872,989,757,698,761
  5. Step 5: Solve for x
    x = 4,872,989,757,698,761/67,780,640.42
  6. Step 6: Final answer
    x = 71,893,533.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.