Home / 48,746,661.72-67,231,168.80-42,853,696.26

Finding the Fourth Proportional to 48,746,661.72, 67,231,168.80 and 42,853,696.26

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Solution

The fourth proportional to 48,746,661.72, 67,231,168.80 and 42,853,696.26 is: 59,103,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,746,661.72 : 67,231,168.80 = 42,853,696.26 : x
  2. Step 2: Convert to fraction form
    48,746,661.72/67,231,168.80 = 42,853,696.26/x
  3. Step 3: Cross multiply
    48,746,661.72x = 67,231,168.80 × 42,853,696.26
  4. Step 4: Simplify right side
    48,746,661.72x = 2,881,104,086,959,988.50
  5. Step 5: Solve for x
    x = 2,881,104,086,959,988.50/48,746,661.72
  6. Step 6: Final answer
    x = 59,103,618.28

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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.