Home / 10,368,156.80-15,533,572.80-8,875,164.80

Finding the Fourth Proportional to 10,368,156.80, 15,533,572.80 and 8,875,164.80

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Solution

The fourth proportional to 10,368,156.80, 15,533,572.80 and 8,875,164.80 is: 13,296,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,156.80 : 15,533,572.80 = 8,875,164.80 : x
  2. Step 2: Convert to fraction form
    10,368,156.80/15,533,572.80 = 8,875,164.80/x
  3. Step 3: Cross multiply
    10,368,156.80x = 15,533,572.80 × 8,875,164.80
  4. Step 4: Simplify right side
    10,368,156.80x = 137,863,018,532,797.45
  5. Step 5: Solve for x
    x = 137,863,018,532,797.45/10,368,156.80
  6. Step 6: Final answer
    x = 13,296,772.14

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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.