Home / 61,919,139.06-85,448,466.55-34,042,323.56

Finding the Fourth Proportional to 61,919,139.06, 85,448,466.55 and 34,042,323.56

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Solution

The fourth proportional to 61,919,139.06, 85,448,466.55 and 34,042,323.56 is: 46,978,436.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919,139.06 : 85,448,466.55 = 34,042,323.56 : x
  2. Step 2: Convert to fraction form
    61,919,139.06/85,448,466.55 = 34,042,323.56/x
  3. Step 3: Cross multiply
    61,919,139.06x = 85,448,466.55 × 34,042,323.56
  4. Step 4: Simplify right side
    61,919,139.06x = 2,908,864,346,000,937
  5. Step 5: Solve for x
    x = 2,908,864,346,000,937/61,919,139.06
  6. Step 6: Final answer
    x = 46,978,436.56

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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.