Home / 8,577,066.40-12,865,599.60-7,381,324.15

Finding the Fourth Proportional to 8,577,066.40, 12,865,599.60 and 7,381,324.15

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Solution

The fourth proportional to 8,577,066.40, 12,865,599.60 and 7,381,324.15 is: 11,071,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,066.40 : 12,865,599.60 = 7,381,324.15 : x
  2. Step 2: Convert to fraction form
    8,577,066.40/12,865,599.60 = 7,381,324.15/x
  3. Step 3: Cross multiply
    8,577,066.40x = 12,865,599.60 × 7,381,324.15
  4. Step 4: Simplify right side
    8,577,066.40x = 94,965,161,031,710.34
  5. Step 5: Solve for x
    x = 94,965,161,031,710.34/8,577,066.40
  6. Step 6: Final answer
    x = 11,071,986.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.