Home / 21,780,239.04-32,662,742.94-6,423,455.52

Finding the Fourth Proportional to 21,780,239.04, 32,662,742.94 and 6,423,455.52

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Solution

The fourth proportional to 21,780,239.04, 32,662,742.94 and 6,423,455.52 is: 9,632,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,780,239.04 : 32,662,742.94 = 6,423,455.52 : x
  2. Step 2: Convert to fraction form
    21,780,239.04/32,662,742.94 = 6,423,455.52/x
  3. Step 3: Cross multiply
    21,780,239.04x = 32,662,742.94 × 6,423,455.52
  4. Step 4: Simplify right side
    21,780,239.04x = 209,807,676,436,284.03
  5. Step 5: Solve for x
    x = 209,807,676,436,284.03/21,780,239.04
  6. Step 6: Final answer
    x = 9,632,937.27

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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.