Home / 14,487,640.20-21,734,084.70-7,281,037.80

Finding the Fourth Proportional to 14,487,640.20, 21,734,084.70 and 7,281,037.80

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Solution

The fourth proportional to 14,487,640.20, 21,734,084.70 and 7,281,037.80 is: 10,922,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,640.20 : 21,734,084.70 = 7,281,037.80 : x
  2. Step 2: Convert to fraction form
    14,487,640.20/21,734,084.70 = 7,281,037.80/x
  3. Step 3: Cross multiply
    14,487,640.20x = 21,734,084.70 × 7,281,037.80
  4. Step 4: Simplify right side
    14,487,640.20x = 158,246,692,249,101.66
  5. Step 5: Solve for x
    x = 158,246,692,249,101.66/14,487,640.20
  6. Step 6: Final answer
    x = 10,922,875.64

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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.