Home / 10,152,189.84-15,227,477.46-4,082,642.76

Finding the Fourth Proportional to 10,152,189.84, 15,227,477.46 and 4,082,642.76

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Solution

The fourth proportional to 10,152,189.84, 15,227,477.46 and 4,082,642.76 is: 6,123,639.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152,189.84 : 15,227,477.46 = 4,082,642.76 : x
  2. Step 2: Convert to fraction form
    10,152,189.84/15,227,477.46 = 4,082,642.76/x
  3. Step 3: Cross multiply
    10,152,189.84x = 15,227,477.46 × 4,082,642.76
  4. Step 4: Simplify right side
    10,152,189.84x = 62,168,350,605,132.19
  5. Step 5: Solve for x
    x = 62,168,350,605,132.19/10,152,189.84
  6. Step 6: Final answer
    x = 6,123,639.49

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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.