Home / 13,123,036.80-19,684,555.20-9,084,085.20

Finding the Fourth Proportional to 13,123,036.80, 19,684,555.20 and 9,084,085.20

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Solution

The fourth proportional to 13,123,036.80, 19,684,555.20 and 9,084,085.20 is: 13,626,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,123,036.80 : 19,684,555.20 = 9,084,085.20 : x
  2. Step 2: Convert to fraction form
    13,123,036.80/19,684,555.20 = 9,084,085.20/x
  3. Step 3: Cross multiply
    13,123,036.80x = 19,684,555.20 × 9,084,085.20
  4. Step 4: Simplify right side
    13,123,036.80x = 178,816,176,560,903.03
  5. Step 5: Solve for x
    x = 178,816,176,560,903.03/13,123,036.80
  6. Step 6: Final answer
    x = 13,626,127.80

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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.