Home / 15,455,077.20-23,182,615.80-13,565,509.20

Finding the Fourth Proportional to 15,455,077.20, 23,182,615.80 and 13,565,509.20

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Solution

The fourth proportional to 15,455,077.20, 23,182,615.80 and 13,565,509.20 is: 20,348,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455,077.20 : 23,182,615.80 = 13,565,509.20 : x
  2. Step 2: Convert to fraction form
    15,455,077.20/23,182,615.80 = 13,565,509.20/x
  3. Step 3: Cross multiply
    15,455,077.20x = 23,182,615.80 × 13,565,509.20
  4. Step 4: Simplify right side
    15,455,077.20x = 314,483,987,914,965.38
  5. Step 5: Solve for x
    x = 314,483,987,914,965.38/15,455,077.20
  6. Step 6: Final answer
    x = 20,348,263.80

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1.5x scale

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.