Home / 12,019,159.80-16,586,498.28-6,512,533.20

Finding the Fourth Proportional to 12,019,159.80, 16,586,498.28 and 6,512,533.20

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Solution

The fourth proportional to 12,019,159.80, 16,586,498.28 and 6,512,533.20 is: 8,987,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,019,159.80 : 16,586,498.28 = 6,512,533.20 : x
  2. Step 2: Convert to fraction form
    12,019,159.80/16,586,498.28 = 6,512,533.20/x
  3. Step 3: Cross multiply
    12,019,159.80x = 16,586,498.28 × 6,512,533.20
  4. Step 4: Simplify right side
    12,019,159.80x = 108,020,120,720,242.89
  5. Step 5: Solve for x
    x = 108,020,120,720,242.89/12,019,159.80
  6. Step 6: Final answer
    x = 8,987,327.11

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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.