Home / 38,133,075.70-57,196,989.15-12,224,998.90

Finding the Fourth Proportional to 38,133,075.70, 57,196,989.15 and 12,224,998.90

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Solution

The fourth proportional to 38,133,075.70, 57,196,989.15 and 12,224,998.90 is: 18,336,657.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,133,075.70 : 57,196,989.15 = 12,224,998.90 : x
  2. Step 2: Convert to fraction form
    38,133,075.70/57,196,989.15 = 12,224,998.90/x
  3. Step 3: Cross multiply
    38,133,075.70x = 57,196,989.15 × 12,224,998.90
  4. Step 4: Simplify right side
    38,133,075.70x = 699,233,129,442,062
  5. Step 5: Solve for x
    x = 699,233,129,442,062/38,133,075.70
  6. Step 6: Final answer
    x = 18,336,657.00

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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.