Home / 9,312,123.56-12,850,637.58-5,182,083.95

Finding the Fourth Proportional to 9,312,123.56, 12,850,637.58 and 5,182,083.95

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Solution

The fourth proportional to 9,312,123.56, 12,850,637.58 and 5,182,083.95 is: 7,151,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312,123.56 : 12,850,637.58 = 5,182,083.95 : x
  2. Step 2: Convert to fraction form
    9,312,123.56/12,850,637.58 = 5,182,083.95/x
  3. Step 3: Cross multiply
    9,312,123.56x = 12,850,637.58 × 5,182,083.95
  4. Step 4: Simplify right side
    9,312,123.56x = 66,593,082,686,331.66
  5. Step 5: Solve for x
    x = 66,593,082,686,331.66/9,312,123.56
  6. Step 6: Final answer
    x = 7,151,224.13

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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.