Home / 15,552,078.30-23,328,117.45-13,424,564.70

Finding the Fourth Proportional to 15,552,078.30, 23,328,117.45 and 13,424,564.70

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Solution

The fourth proportional to 15,552,078.30, 23,328,117.45 and 13,424,564.70 is: 20,136,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,078.30 : 23,328,117.45 = 13,424,564.70 : x
  2. Step 2: Convert to fraction form
    15,552,078.30/23,328,117.45 = 13,424,564.70/x
  3. Step 3: Cross multiply
    15,552,078.30x = 23,328,117.45 × 13,424,564.70
  4. Step 4: Simplify right side
    15,552,078.30x = 313,169,822,036,724
  5. Step 5: Solve for x
    x = 313,169,822,036,724/15,552,078.30
  6. Step 6: Final answer
    x = 20,136,847.05

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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.