Home / 18,343,772.60-25,314,972.80-10,084,465.98

Finding the Fourth Proportional to 18,343,772.60, 25,314,972.80 and 10,084,465.98

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Solution

The fourth proportional to 18,343,772.60, 25,314,972.80 and 10,084,465.98 is: 13,916,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343,772.60 : 25,314,972.80 = 10,084,465.98 : x
  2. Step 2: Convert to fraction form
    18,343,772.60/25,314,972.80 = 10,084,465.98/x
  3. Step 3: Cross multiply
    18,343,772.60x = 25,314,972.80 × 10,084,465.98
  4. Step 4: Simplify right side
    18,343,772.60x = 255,287,981,935,803.03
  5. Step 5: Solve for x
    x = 255,287,981,935,803.03/18,343,772.60
  6. Step 6: Final answer
    x = 13,916,874.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.