Home / 21,377,548.84-32,065,856.16-5,203,585.48

Finding the Fourth Proportional to 21,377,548.84, 32,065,856.16 and 5,203,585.48

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Solution

The fourth proportional to 21,377,548.84, 32,065,856.16 and 5,203,585.48 is: 7,805,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377,548.84 : 32,065,856.16 = 5,203,585.48 : x
  2. Step 2: Convert to fraction form
    21,377,548.84/32,065,856.16 = 5,203,585.48/x
  3. Step 3: Cross multiply
    21,377,548.84x = 32,065,856.16 × 5,203,585.48
  4. Step 4: Simplify right side
    21,377,548.84x = 166,857,423,517,944.56
  5. Step 5: Solve for x
    x = 166,857,423,517,944.56/21,377,548.84
  6. Step 6: Final answer
    x = 7,805,264.52

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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.