Home / 13,306,601.48-18,363,123.06-7,195,028.36

Finding the Fourth Proportional to 13,306,601.48, 18,363,123.06 and 7,195,028.36

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Solution

The fourth proportional to 13,306,601.48, 18,363,123.06 and 7,195,028.36 is: 9,929,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,601.48 : 18,363,123.06 = 7,195,028.36 : x
  2. Step 2: Convert to fraction form
    13,306,601.48/18,363,123.06 = 7,195,028.36/x
  3. Step 3: Cross multiply
    13,306,601.48x = 18,363,123.06 × 7,195,028.36
  4. Step 4: Simplify right side
    13,306,601.48x = 132,123,191,194,869.98
  5. Step 5: Solve for x
    x = 132,123,191,194,869.98/13,306,601.48
  6. Step 6: Final answer
    x = 9,929,146.18

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1.5x scale

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.