Home / 10,441,479.80-15,662,219.70-10,299,762.20

Finding the Fourth Proportional to 10,441,479.80, 15,662,219.70 and 10,299,762.20

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Solution

The fourth proportional to 10,441,479.80, 15,662,219.70 and 10,299,762.20 is: 15,449,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441,479.80 : 15,662,219.70 = 10,299,762.20 : x
  2. Step 2: Convert to fraction form
    10,441,479.80/15,662,219.70 = 10,299,762.20/x
  3. Step 3: Cross multiply
    10,441,479.80x = 15,662,219.70 × 10,299,762.20
  4. Step 4: Simplify right side
    10,441,479.80x = 161,317,138,434,155.31
  5. Step 5: Solve for x
    x = 161,317,138,434,155.31/10,441,479.80
  6. Step 6: Final answer
    x = 15,449,643.30

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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.