Home / 45,191,318.40-62,378,287.20-28,893,859.20

Finding the Fourth Proportional to 45,191,318.40, 62,378,287.20 and 28,893,859.20

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Solution

The fourth proportional to 45,191,318.40, 62,378,287.20 and 28,893,859.20 is: 39,882,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,191,318.40 : 62,378,287.20 = 28,893,859.20 : x
  2. Step 2: Convert to fraction form
    45,191,318.40/62,378,287.20 = 28,893,859.20/x
  3. Step 3: Cross multiply
    45,191,318.40x = 62,378,287.20 × 28,893,859.20
  4. Step 4: Simplify right side
    45,191,318.40x = 1,802,349,447,493,962.25
  5. Step 5: Solve for x
    x = 1,802,349,447,493,962.25/45,191,318.40
  6. Step 6: Final answer
    x = 39,882,648.07

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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.