Home / 42,349,204.83-58,408,955.26-30,632,425.45

Finding the Fourth Proportional to 42,349,204.83, 58,408,955.26 and 30,632,425.45

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Solution

The fourth proportional to 42,349,204.83, 58,408,955.26 and 30,632,425.45 is: 42,248,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,349,204.83 : 58,408,955.26 = 30,632,425.45 : x
  2. Step 2: Convert to fraction form
    42,349,204.83/58,408,955.26 = 30,632,425.45/x
  3. Step 3: Cross multiply
    42,349,204.83x = 58,408,955.26 × 30,632,425.45
  4. Step 4: Simplify right side
    42,349,204.83x = 1,789,207,967,614,335.25
  5. Step 5: Solve for x
    x = 1,789,207,967,614,335.25/42,349,204.83
  6. Step 6: Final answer
    x = 42,248,915.29

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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.