Home / 18,402,463.20-27,603,694.80-6,285,608.40

Finding the Fourth Proportional to 18,402,463.20, 27,603,694.80 and 6,285,608.40

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Solution

The fourth proportional to 18,402,463.20, 27,603,694.80 and 6,285,608.40 is: 9,428,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,463.20 : 27,603,694.80 = 6,285,608.40 : x
  2. Step 2: Convert to fraction form
    18,402,463.20/27,603,694.80 = 6,285,608.40/x
  3. Step 3: Cross multiply
    18,402,463.20x = 27,603,694.80 × 6,285,608.40
  4. Step 4: Simplify right side
    18,402,463.20x = 173,506,015,905,916.34
  5. Step 5: Solve for x
    x = 173,506,015,905,916.34/18,402,463.20
  6. Step 6: Final answer
    x = 9,428,412.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.