Home / 67,780,619.79-93,582,300.24-52,071,666.72

Finding the Fourth Proportional to 67,780,619.79, 93,582,300.24 and 52,071,666.72

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Solution

The fourth proportional to 67,780,619.79, 93,582,300.24 and 52,071,666.72 is: 71,893,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,780,619.79 : 93,582,300.24 = 52,071,666.72 : x
  2. Step 2: Convert to fraction form
    67,780,619.79/93,582,300.24 = 52,071,666.72/x
  3. Step 3: Cross multiply
    67,780,619.79x = 93,582,300.24 × 52,071,666.72
  4. Step 4: Simplify right side
    67,780,619.79x = 4,872,986,348,988,256
  5. Step 5: Solve for x
    x = 4,872,986,348,988,256/67,780,619.79
  6. Step 6: Final answer
    x = 71,893,505.31

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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.