Home / 29,001,715.48-40,023,394.41-15,949,984.60

Finding the Fourth Proportional to 29,001,715.48, 40,023,394.41 and 15,949,984.60

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Solution

The fourth proportional to 29,001,715.48, 40,023,394.41 and 15,949,984.60 is: 22,011,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,715.48 : 40,023,394.41 = 15,949,984.60 : x
  2. Step 2: Convert to fraction form
    29,001,715.48/40,023,394.41 = 15,949,984.60/x
  3. Step 3: Cross multiply
    29,001,715.48x = 40,023,394.41 × 15,949,984.60
  4. Step 4: Simplify right side
    29,001,715.48x = 638,372,524,479,226
  5. Step 5: Solve for x
    x = 638,372,524,479,226/29,001,715.48
  6. Step 6: Final answer
    x = 22,011,543.59

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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.