Home / 21,414,276,593.95-29,552,410,411.27-11,769,348,432.72

Finding the Fourth Proportional to 21,414,276,593.95, 29,552,410,411.27 and 11,769,348,432.72

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Solution

The fourth proportional to 21,414,276,593.95, 29,552,410,411.27 and 11,769,348,432.72 is: 16,242,090,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414,276,593.95 : 29,552,410,411.27 = 11,769,348,432.72 : x
  2. Step 2: Convert to fraction form
    21,414,276,593.95/29,552,410,411.27 = 11,769,348,432.72/x
  3. Step 3: Cross multiply
    21,414,276,593.95x = 29,552,410,411.27 × 11,769,348,432.72
  4. Step 4: Simplify right side
    21,414,276,593.95x = 347,812,615,156,978,745,344
  5. Step 5: Solve for x
    x = 347,812,615,156,978,745,344/21,414,276,593.95
  6. Step 6: Final answer
    x = 16,242,090,347.12

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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.