Home / 14,424,286.30-19,905,442.02-7,897,797.16

Finding the Fourth Proportional to 14,424,286.30, 19,905,442.02 and 7,897,797.16

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Solution

The fourth proportional to 14,424,286.30, 19,905,442.02 and 7,897,797.16 is: 10,898,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424,286.30 : 19,905,442.02 = 7,897,797.16 : x
  2. Step 2: Convert to fraction form
    14,424,286.30/19,905,442.02 = 7,897,797.16/x
  3. Step 3: Cross multiply
    14,424,286.30x = 19,905,442.02 × 7,897,797.16
  4. Step 4: Simplify right side
    14,424,286.30x = 157,209,143,454,100.66
  5. Step 5: Solve for x
    x = 157,209,143,454,100.66/14,424,286.30
  6. Step 6: Final answer
    x = 10,898,920.07

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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.