Home / 10,856,616.40-16,280,009.40-4,122,792.40

Finding the Fourth Proportional to 10,856,616.40, 16,280,009.40 and 4,122,792.40

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Solution

The fourth proportional to 10,856,616.40, 16,280,009.40 and 4,122,792.40 is: 6,182,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,616.40 : 16,280,009.40 = 4,122,792.40 : x
  2. Step 2: Convert to fraction form
    10,856,616.40/16,280,009.40 = 4,122,792.40/x
  3. Step 3: Cross multiply
    10,856,616.40x = 16,280,009.40 × 4,122,792.40
  4. Step 4: Simplify right side
    10,856,616.40x = 67,119,099,026,248.56
  5. Step 5: Solve for x
    x = 67,119,099,026,248.56/10,856,616.40
  6. Step 6: Final answer
    x = 6,182,322.06

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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.