Home / 18,152,664.68-25,050,681.24-9,892,728.92

Finding the Fourth Proportional to 18,152,664.68, 25,050,681.24 and 9,892,728.92

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Solution

The fourth proportional to 18,152,664.68, 25,050,681.24 and 9,892,728.92 is: 13,651,968.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,664.68 : 25,050,681.24 = 9,892,728.92 : x
  2. Step 2: Convert to fraction form
    18,152,664.68/25,050,681.24 = 9,892,728.92/x
  3. Step 3: Cross multiply
    18,152,664.68x = 25,050,681.24 × 9,892,728.92
  4. Step 4: Simplify right side
    18,152,664.68x = 247,819,598,768,649.44
  5. Step 5: Solve for x
    x = 247,819,598,768,649.44/18,152,664.68
  6. Step 6: Final answer
    x = 13,651,968.08

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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.