Home / 34,302,133.52-47,337,026.89-18,833,215.28

Finding the Fourth Proportional to 34,302,133.52, 47,337,026.89 and 18,833,215.28

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Solution

The fourth proportional to 34,302,133.52, 47,337,026.89 and 18,833,215.28 is: 25,989,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,302,133.52 : 47,337,026.89 = 18,833,215.28 : x
  2. Step 2: Convert to fraction form
    34,302,133.52/47,337,026.89 = 18,833,215.28/x
  3. Step 3: Cross multiply
    34,302,133.52x = 47,337,026.89 × 18,833,215.28
  4. Step 4: Simplify right side
    34,302,133.52x = 891,508,418,134,519
  5. Step 5: Solve for x
    x = 891,508,418,134,519/34,302,133.52
  6. Step 6: Final answer
    x = 25,989,882.45

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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.