Home / 15,746,631.40-23,619,947.10-5,109,063.40

Finding the Fourth Proportional to 15,746,631.40, 23,619,947.10 and 5,109,063.40

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Solution

The fourth proportional to 15,746,631.40, 23,619,947.10 and 5,109,063.40 is: 7,663,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746,631.40 : 23,619,947.10 = 5,109,063.40 : x
  2. Step 2: Convert to fraction form
    15,746,631.40/23,619,947.10 = 5,109,063.40/x
  3. Step 3: Cross multiply
    15,746,631.40x = 23,619,947.10 × 5,109,063.40
  4. Step 4: Simplify right side
    15,746,631.40x = 120,675,807,238,546.16
  5. Step 5: Solve for x
    x = 120,675,807,238,546.16/15,746,631.40
  6. Step 6: Final answer
    x = 7,663,595.10

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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.