Home / 8,281,439.55-11,428,908.62-5,018,539.59

Finding the Fourth Proportional to 8,281,439.55, 11,428,908.62 and 5,018,539.59

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Solution

The fourth proportional to 8,281,439.55, 11,428,908.62 and 5,018,539.59 is: 6,925,900.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,439.55 : 11,428,908.62 = 5,018,539.59 : x
  2. Step 2: Convert to fraction form
    8,281,439.55/11,428,908.62 = 5,018,539.59/x
  3. Step 3: Cross multiply
    8,281,439.55x = 11,428,908.62 × 5,018,539.59
  4. Step 4: Simplify right side
    8,281,439.55x = 57,356,430,354,869.57
  5. Step 5: Solve for x
    x = 57,356,430,354,869.57/8,281,439.55
  6. Step 6: Final answer
    x = 6,925,900.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.