Home / 15,502,595.80-23,211,903.30-12,143,363.80

Finding the Fourth Proportional to 15,502,595.80, 23,211,903.30 and 12,143,363.80

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Solution

The fourth proportional to 15,502,595.80, 23,211,903.30 and 12,143,363.80 is: 18,182,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,595.80 : 23,211,903.30 = 12,143,363.80 : x
  2. Step 2: Convert to fraction form
    15,502,595.80/23,211,903.30 = 12,143,363.80/x
  3. Step 3: Cross multiply
    15,502,595.80x = 23,211,903.30 × 12,143,363.80
  4. Step 4: Simplify right side
    15,502,595.80x = 281,870,586,262,320.56
  5. Step 5: Solve for x
    x = 281,870,586,262,320.56/15,502,595.80
  6. Step 6: Final answer
    x = 18,182,154.13

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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.