Home / 57,754,098.75-79,700,657.21-31,649,643.93

Finding the Fourth Proportional to 57,754,098.75, 79,700,657.21 and 31,649,643.93

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Solution

The fourth proportional to 57,754,098.75, 79,700,657.21 and 31,649,643.93 is: 43,676,509.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,754,098.75 : 79,700,657.21 = 31,649,643.93 : x
  2. Step 2: Convert to fraction form
    57,754,098.75/79,700,657.21 = 31,649,643.93/x
  3. Step 3: Cross multiply
    57,754,098.75x = 79,700,657.21 × 31,649,643.93
  4. Step 4: Simplify right side
    57,754,098.75x = 2,522,497,421,525,239
  5. Step 5: Solve for x
    x = 2,522,497,421,525,239/57,754,098.75
  6. Step 6: Final answer
    x = 43,676,509.13

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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.