Home / 21,456,079.16-32,181,088.54-6,881,104.74

Finding the Fourth Proportional to 21,456,079.16, 32,181,088.54 and 6,881,104.74

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Solution

The fourth proportional to 21,456,079.16, 32,181,088.54 and 6,881,104.74 is: 10,320,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,456,079.16 : 32,181,088.54 = 6,881,104.74 : x
  2. Step 2: Convert to fraction form
    21,456,079.16/32,181,088.54 = 6,881,104.74/x
  3. Step 3: Cross multiply
    21,456,079.16x = 32,181,088.54 × 6,881,104.74
  4. Step 4: Simplify right side
    21,456,079.16x = 221,441,440,890,953.69
  5. Step 5: Solve for x
    x = 221,441,440,890,953.69/21,456,079.16
  6. Step 6: Final answer
    x = 10,320,685.31

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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.