Home / 7,435,400.40-11,152,870.20-2,116,616.40

Finding the Fourth Proportional to 7,435,400.40, 11,152,870.20 and 2,116,616.40

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Solution

The fourth proportional to 7,435,400.40, 11,152,870.20 and 2,116,616.40 is: 3,174,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435,400.40 : 11,152,870.20 = 2,116,616.40 : x
  2. Step 2: Convert to fraction form
    7,435,400.40/11,152,870.20 = 2,116,616.40/x
  3. Step 3: Cross multiply
    7,435,400.40x = 11,152,870.20 × 2,116,616.40
  4. Step 4: Simplify right side
    7,435,400.40x = 23,606,347,972,391.28
  5. Step 5: Solve for x
    x = 23,606,347,972,391.28/7,435,400.40
  6. Step 6: Final answer
    x = 3,174,859.01

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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.