Home / 15,403,917.80-23,155,643.10-14,209,524.20

Finding the Fourth Proportional to 15,403,917.80, 23,155,643.10 and 14,209,524.20

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Solution

The fourth proportional to 15,403,917.80, 23,155,643.10 and 14,209,524.20 is: 21,360,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403,917.80 : 23,155,643.10 = 14,209,524.20 : x
  2. Step 2: Convert to fraction form
    15,403,917.80/23,155,643.10 = 14,209,524.20/x
  3. Step 3: Cross multiply
    15,403,917.80x = 23,155,643.10 × 14,209,524.20
  4. Step 4: Simplify right side
    15,403,917.80x = 329,030,670,996,013
  5. Step 5: Solve for x
    x = 329,030,670,996,013/15,403,917.80
  6. Step 6: Final answer
    x = 21,360,193.90

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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.