Home / 60,071,389.47-90,116,078.91-21,741,871.62

Finding the Fourth Proportional to 60,071,389.47, 90,116,078.91 and 21,741,871.62

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Solution

The fourth proportional to 60,071,389.47, 90,116,078.91 and 21,741,871.62 is: 32,616,062.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,071,389.47 : 90,116,078.91 = 21,741,871.62 : x
  2. Step 2: Convert to fraction form
    60,071,389.47/90,116,078.91 = 21,741,871.62/x
  3. Step 3: Cross multiply
    60,071,389.47x = 90,116,078.91 × 21,741,871.62
  4. Step 4: Simplify right side
    60,071,389.47x = 1,959,292,218,559,009.50
  5. Step 5: Solve for x
    x = 1,959,292,218,559,009.50/60,071,389.47
  6. Step 6: Final answer
    x = 32,616,062.92

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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.