Home / 42,712,271.76-58,948,112.16-24,128,195.52

Finding the Fourth Proportional to 42,712,271.76, 58,948,112.16 and 24,128,195.52

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Solution

The fourth proportional to 42,712,271.76, 58,948,112.16 and 24,128,195.52 is: 33,299,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,712,271.76 : 58,948,112.16 = 24,128,195.52 : x
  2. Step 2: Convert to fraction form
    42,712,271.76/58,948,112.16 = 24,128,195.52/x
  3. Step 3: Cross multiply
    42,712,271.76x = 58,948,112.16 × 24,128,195.52
  4. Step 4: Simplify right side
    42,712,271.76x = 1,422,311,575,731,369.50
  5. Step 5: Solve for x
    x = 1,422,311,575,731,369.50/42,712,271.76
  6. Step 6: Final answer
    x = 33,299,834.38

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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.