Home / 21,744,690-32,617,043.20-6,391,980.08

Finding the Fourth Proportional to 21,744,690, 32,617,043.20 and 6,391,980.08

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Solution

The fourth proportional to 21,744,690, 32,617,043.20 and 6,391,980.08 is: 9,587,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744,690 : 32,617,043.20 = 6,391,980.08 : x
  2. Step 2: Convert to fraction form
    21,744,690/32,617,043.20 = 6,391,980.08/x
  3. Step 3: Cross multiply
    21,744,690x = 32,617,043.20 × 6,391,980.08
  4. Step 4: Simplify right side
    21,744,690x = 208,487,490,402,899.47
  5. Step 5: Solve for x
    x = 208,487,490,402,899.47/21,744,690
  6. Step 6: Final answer
    x = 9,587,972.53

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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.