Home / 71,036,042.50-98,029,738.65-38,440,994.50

Finding the Fourth Proportional to 71,036,042.50, 98,029,738.65 and 38,440,994.50

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Solution

The fourth proportional to 71,036,042.50, 98,029,738.65 and 38,440,994.50 is: 53,048,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036,042.50 : 98,029,738.65 = 38,440,994.50 : x
  2. Step 2: Convert to fraction form
    71,036,042.50/98,029,738.65 = 38,440,994.50/x
  3. Step 3: Cross multiply
    71,036,042.50x = 98,029,738.65 × 38,440,994.50
  4. Step 4: Simplify right side
    71,036,042.50x = 3,768,360,644,281,087.50
  5. Step 5: Solve for x
    x = 3,768,360,644,281,087.50/71,036,042.50
  6. Step 6: Final answer
    x = 53,048,572.41

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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.