Home / 61,175,819.12-84,424,424.52-33,300,347.49

Finding the Fourth Proportional to 61,175,819.12, 84,424,424.52 and 33,300,347.49

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Solution

The fourth proportional to 61,175,819.12, 84,424,424.52 and 33,300,347.49 is: 45,955,456.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,175,819.12 : 84,424,424.52 = 33,300,347.49 : x
  2. Step 2: Convert to fraction form
    61,175,819.12/84,424,424.52 = 33,300,347.49/x
  3. Step 3: Cross multiply
    61,175,819.12x = 84,424,424.52 × 33,300,347.49
  4. Step 4: Simplify right side
    61,175,819.12x = 2,811,362,673,159,276
  5. Step 5: Solve for x
    x = 2,811,362,673,159,276/61,175,819.12
  6. Step 6: Final answer
    x = 45,955,456.16

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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.