Home / 10,255,931.24-15,378,217.07-4,194,919.53

Finding the Fourth Proportional to 10,255,931.24, 15,378,217.07 and 4,194,919.53

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Solution

The fourth proportional to 10,255,931.24, 15,378,217.07 and 4,194,919.53 is: 6,290,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,931.24 : 15,378,217.07 = 4,194,919.53 : x
  2. Step 2: Convert to fraction form
    10,255,931.24/15,378,217.07 = 4,194,919.53/x
  3. Step 3: Cross multiply
    10,255,931.24x = 15,378,217.07 × 4,194,919.53
  4. Step 4: Simplify right side
    10,255,931.24x = 64,510,383,102,547.78
  5. Step 5: Solve for x
    x = 64,510,383,102,547.78/10,255,931.24
  6. Step 6: Final answer
    x = 6,290,056.13

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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.