Home / 7,215,823.42-9,954,061.02-4,461,630.46

Finding the Fourth Proportional to 7,215,823.42, 9,954,061.02 and 4,461,630.46

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Solution

The fourth proportional to 7,215,823.42, 9,954,061.02 and 4,461,630.46 is: 6,154,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,823.42 : 9,954,061.02 = 4,461,630.46 : x
  2. Step 2: Convert to fraction form
    7,215,823.42/9,954,061.02 = 4,461,630.46/x
  3. Step 3: Cross multiply
    7,215,823.42x = 9,954,061.02 × 4,461,630.46
  4. Step 4: Simplify right side
    7,215,823.42x = 44,411,341,847,530.66
  5. Step 5: Solve for x
    x = 44,411,341,847,530.66/7,215,823.42
  6. Step 6: Final answer
    x = 6,154,715.72

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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.