Home / 86,056,867.91-118,755,013.10-46,897,803.88

Finding the Fourth Proportional to 86,056,867.91, 118,755,013.10 and 46,897,803.88

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Solution

The fourth proportional to 86,056,867.91, 118,755,013.10 and 46,897,803.88 is: 64,717,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,056,867.91 : 118,755,013.10 = 46,897,803.88 : x
  2. Step 2: Convert to fraction form
    86,056,867.91/118,755,013.10 = 46,897,803.88/x
  3. Step 3: Cross multiply
    86,056,867.91x = 118,755,013.10 × 46,897,803.88
  4. Step 4: Simplify right side
    86,056,867.91x = 5,569,349,313,599,254
  5. Step 5: Solve for x
    x = 5,569,349,313,599,254/86,056,867.91
  6. Step 6: Final answer
    x = 64,717,081.26

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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.