Home / 5,415,972-7,474,041.36-3,001,679.52

Finding the Fourth Proportional to 5,415,972, 7,474,041.36 and 3,001,679.52

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Solution

The fourth proportional to 5,415,972, 7,474,041.36 and 3,001,679.52 is: 4,142,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415,972 : 7,474,041.36 = 3,001,679.52 : x
  2. Step 2: Convert to fraction form
    5,415,972/7,474,041.36 = 3,001,679.52/x
  3. Step 3: Cross multiply
    5,415,972x = 7,474,041.36 × 3,001,679.52
  4. Step 4: Simplify right side
    5,415,972x = 22,434,676,881,944.95
  5. Step 5: Solve for x
    x = 22,434,676,881,944.95/5,415,972
  6. Step 6: Final answer
    x = 4,142,317.74

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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.