Home / 15,118,184.55-20,862,493.67-8,925,226.12

Finding the Fourth Proportional to 15,118,184.55, 20,862,493.67 and 8,925,226.12

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Solution

The fourth proportional to 15,118,184.55, 20,862,493.67 and 8,925,226.12 is: 12,316,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118,184.55 : 20,862,493.67 = 8,925,226.12 : x
  2. Step 2: Convert to fraction form
    15,118,184.55/20,862,493.67 = 8,925,226.12/x
  3. Step 3: Cross multiply
    15,118,184.55x = 20,862,493.67 × 8,925,226.12
  4. Step 4: Simplify right side
    15,118,184.55x = 186,202,473,431,818.66
  5. Step 5: Solve for x
    x = 186,202,473,431,818.66/15,118,184.55
  6. Step 6: Final answer
    x = 12,316,457.23

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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.