Home / 7,435,572.40-11,153,128.20-2,116,788.40

Finding the Fourth Proportional to 7,435,572.40, 11,153,128.20 and 2,116,788.40

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Solution

The fourth proportional to 7,435,572.40, 11,153,128.20 and 2,116,788.40 is: 3,175,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435,572.40 : 11,153,128.20 = 2,116,788.40 : x
  2. Step 2: Convert to fraction form
    7,435,572.40/11,153,128.20 = 2,116,788.40/x
  3. Step 3: Cross multiply
    7,435,572.40x = 11,153,128.20 × 2,116,788.40
  4. Step 4: Simplify right side
    7,435,572.40x = 23,608,812,397,472.88
  5. Step 5: Solve for x
    x = 23,608,812,397,472.88/7,435,572.40
  6. Step 6: Final answer
    x = 3,175,117.01

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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.