Home / 7,680,672.40-11,521,008.60-3,901,536.40

Finding the Fourth Proportional to 7,680,672.40, 11,521,008.60 and 3,901,536.40

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Solution

The fourth proportional to 7,680,672.40, 11,521,008.60 and 3,901,536.40 is: 5,852,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,672.40 : 11,521,008.60 = 3,901,536.40 : x
  2. Step 2: Convert to fraction form
    7,680,672.40/11,521,008.60 = 3,901,536.40/x
  3. Step 3: Cross multiply
    7,680,672.40x = 11,521,008.60 × 3,901,536.40
  4. Step 4: Simplify right side
    7,680,672.40x = 44,949,634,417,613.04
  5. Step 5: Solve for x
    x = 44,949,634,417,613.04/7,680,672.40
  6. Step 6: Final answer
    x = 5,852,304.60

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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.