Home / 34,659,718.48-47,831,141.28-18,979,401.52

Finding the Fourth Proportional to 34,659,718.48, 47,831,141.28 and 18,979,401.52

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Solution

The fourth proportional to 34,659,718.48, 47,831,141.28 and 18,979,401.52 is: 26,191,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659,718.48 : 47,831,141.28 = 18,979,401.52 : x
  2. Step 2: Convert to fraction form
    34,659,718.48/47,831,141.28 = 18,979,401.52/x
  3. Step 3: Cross multiply
    34,659,718.48x = 47,831,141.28 × 18,979,401.52
  4. Step 4: Simplify right side
    34,659,718.48x = 907,806,435,512,966.75
  5. Step 5: Solve for x
    x = 907,806,435,512,966.75/34,659,718.48
  6. Step 6: Final answer
    x = 26,191,973.72

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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.