Home / 7,406,438.40-11,088,006.30-5,280,674.40

Finding the Fourth Proportional to 7,406,438.40, 11,088,006.30 and 5,280,674.40

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Solution

The fourth proportional to 7,406,438.40, 11,088,006.30 and 5,280,674.40 is: 7,905,574.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,438.40 : 11,088,006.30 = 5,280,674.40 : x
  2. Step 2: Convert to fraction form
    7,406,438.40/11,088,006.30 = 5,280,674.40/x
  3. Step 3: Cross multiply
    7,406,438.40x = 11,088,006.30 × 5,280,674.40
  4. Step 4: Simplify right side
    7,406,438.40x = 58,552,151,015,448.73
  5. Step 5: Solve for x
    x = 58,552,151,015,448.73/7,406,438.40
  6. Step 6: Final answer
    x = 7,905,574.56

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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.