Home / 7,431,030.40-11,146,545.60-2,385,961.60

Finding the Fourth Proportional to 7,431,030.40, 11,146,545.60 and 2,385,961.60

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Solution

The fourth proportional to 7,431,030.40, 11,146,545.60 and 2,385,961.60 is: 3,578,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,030.40 : 11,146,545.60 = 2,385,961.60 : x
  2. Step 2: Convert to fraction form
    7,431,030.40/11,146,545.60 = 2,385,961.60/x
  3. Step 3: Cross multiply
    7,431,030.40x = 11,146,545.60 × 2,385,961.60
  4. Step 4: Simplify right side
    7,431,030.40x = 26,595,229,774,248.96
  5. Step 5: Solve for x
    x = 26,595,229,774,248.96/7,431,030.40
  6. Step 6: Final answer
    x = 3,578,942.40

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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.