Home / 15,773,877.20-23,660,815.80-8,947,812.80

Finding the Fourth Proportional to 15,773,877.20, 23,660,815.80 and 8,947,812.80

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Solution

The fourth proportional to 15,773,877.20, 23,660,815.80 and 8,947,812.80 is: 13,421,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773,877.20 : 23,660,815.80 = 8,947,812.80 : x
  2. Step 2: Convert to fraction form
    15,773,877.20/23,660,815.80 = 8,947,812.80/x
  3. Step 3: Cross multiply
    15,773,877.20x = 23,660,815.80 × 8,947,812.80
  4. Step 4: Simplify right side
    15,773,877.20x = 211,712,550,473,682.25
  5. Step 5: Solve for x
    x = 211,712,550,473,682.25/15,773,877.20
  6. Step 6: Final answer
    x = 13,421,719.20

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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.