Home / 8,805,429.40-13,209,456.48-3,125,178.04

Finding the Fourth Proportional to 8,805,429.40, 13,209,456.48 and 3,125,178.04

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Solution

The fourth proportional to 8,805,429.40, 13,209,456.48 and 3,125,178.04 is: 4,688,232.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,429.40 : 13,209,456.48 = 3,125,178.04 : x
  2. Step 2: Convert to fraction form
    8,805,429.40/13,209,456.48 = 3,125,178.04/x
  3. Step 3: Cross multiply
    8,805,429.40x = 13,209,456.48 × 3,125,178.04
  4. Step 4: Simplify right side
    8,805,429.40x = 41,281,903,311,631.70
  5. Step 5: Solve for x
    x = 41,281,903,311,631.70/8,805,429.40
  6. Step 6: Final answer
    x = 4,688,232.84

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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.