Home / 21,543,279.62-32,312,524.31-7,709,680.10

Finding the Fourth Proportional to 21,543,279.62, 32,312,524.31 and 7,709,680.10

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Solution

The fourth proportional to 21,543,279.62, 32,312,524.31 and 7,709,680.10 is: 11,563,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543,279.62 : 32,312,524.31 = 7,709,680.10 : x
  2. Step 2: Convert to fraction form
    21,543,279.62/32,312,524.31 = 7,709,680.10/x
  3. Step 3: Cross multiply
    21,543,279.62x = 32,312,524.31 × 7,709,680.10
  4. Step 4: Simplify right side
    21,543,279.62x = 249,119,225,511,284.81
  5. Step 5: Solve for x
    x = 249,119,225,511,284.81/21,543,279.62
  6. Step 6: Final answer
    x = 11,563,663.00

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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.