Home / 10,750,720.32-14,835,995.28-5,921,824.32

Finding the Fourth Proportional to 10,750,720.32, 14,835,995.28 and 5,921,824.32

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Solution

The fourth proportional to 10,750,720.32, 14,835,995.28 and 5,921,824.32 is: 8,172,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750,720.32 : 14,835,995.28 = 5,921,824.32 : x
  2. Step 2: Convert to fraction form
    10,750,720.32/14,835,995.28 = 5,921,824.32/x
  3. Step 3: Cross multiply
    10,750,720.32x = 14,835,995.28 × 5,921,824.32
  4. Step 4: Simplify right side
    10,750,720.32x = 87,856,157,660,509.20
  5. Step 5: Solve for x
    x = 87,856,157,660,509.20/10,750,720.32
  6. Step 6: Final answer
    x = 8,172,118.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.