Home / 65,571,543.12-98,350,574.50-21,847,579.11

Finding the Fourth Proportional to 65,571,543.12, 98,350,574.50 and 21,847,579.11

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Solution

The fourth proportional to 65,571,543.12, 98,350,574.50 and 21,847,579.11 is: 32,769,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,571,543.12 : 98,350,574.50 = 21,847,579.11 : x
  2. Step 2: Convert to fraction form
    65,571,543.12/98,350,574.50 = 21,847,579.11/x
  3. Step 3: Cross multiply
    65,571,543.12x = 98,350,574.50 × 21,847,579.11
  4. Step 4: Simplify right side
    65,571,543.12x = 2,148,721,956,661,194
  5. Step 5: Solve for x
    x = 2,148,721,956,661,194/65,571,543.12
  6. Step 6: Final answer
    x = 32,769,122.92

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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.