Home / 15,118,177.86-20,862,484.41-8,925,219.47

Finding the Fourth Proportional to 15,118,177.86, 20,862,484.41 and 8,925,219.47

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Solution

The fourth proportional to 15,118,177.86, 20,862,484.41 and 8,925,219.47 is: 12,316,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118,177.86 : 20,862,484.41 = 8,925,219.47 : x
  2. Step 2: Convert to fraction form
    15,118,177.86/20,862,484.41 = 8,925,219.47/x
  3. Step 3: Cross multiply
    15,118,177.86x = 20,862,484.41 × 8,925,219.47
  4. Step 4: Simplify right side
    15,118,177.86x = 186,202,252,048,703.47
  5. Step 5: Solve for x
    x = 186,202,252,048,703.47/15,118,177.86
  6. Step 6: Final answer
    x = 12,316,448.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.