Home / 17,680,903.20-26,521,354.80-6,321,722.40

Finding the Fourth Proportional to 17,680,903.20, 26,521,354.80 and 6,321,722.40

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Solution

The fourth proportional to 17,680,903.20, 26,521,354.80 and 6,321,722.40 is: 9,482,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,680,903.20 : 26,521,354.80 = 6,321,722.40 : x
  2. Step 2: Convert to fraction form
    17,680,903.20/26,521,354.80 = 6,321,722.40/x
  3. Step 3: Cross multiply
    17,680,903.20x = 26,521,354.80 × 6,321,722.40
  4. Step 4: Simplify right side
    17,680,903.20x = 167,660,642,717,507.53
  5. Step 5: Solve for x
    x = 167,660,642,717,507.53/17,680,903.20
  6. Step 6: Final answer
    x = 9,482,583.60

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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.