Home / 15,580,825.20-23,371,237.80-8,406,371.70

Finding the Fourth Proportional to 15,580,825.20, 23,371,237.80 and 8,406,371.70

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Solution

The fourth proportional to 15,580,825.20, 23,371,237.80 and 8,406,371.70 is: 12,609,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580,825.20 : 23,371,237.80 = 8,406,371.70 : x
  2. Step 2: Convert to fraction form
    15,580,825.20/23,371,237.80 = 8,406,371.70/x
  3. Step 3: Cross multiply
    15,580,825.20x = 23,371,237.80 × 8,406,371.70
  4. Step 4: Simplify right side
    15,580,825.20x = 196,467,312,035,890.25
  5. Step 5: Solve for x
    x = 196,467,312,035,890.25/15,580,825.20
  6. Step 6: Final answer
    x = 12,609,557.55

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1.5x scale

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.