Home / 12,549,159.96-18,824,604.69-5,255,275.82

Finding the Fourth Proportional to 12,549,159.96, 18,824,604.69 and 5,255,275.82

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Solution

The fourth proportional to 12,549,159.96, 18,824,604.69 and 5,255,275.82 is: 7,883,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,159.96 : 18,824,604.69 = 5,255,275.82 : x
  2. Step 2: Convert to fraction form
    12,549,159.96/18,824,604.69 = 5,255,275.82/x
  3. Step 3: Cross multiply
    12,549,159.96x = 18,824,604.69 × 5,255,275.82
  4. Step 4: Simplify right side
    12,549,159.96x = 98,928,489,773,999.88
  5. Step 5: Solve for x
    x = 98,928,489,773,999.88/12,549,159.96
  6. Step 6: Final answer
    x = 7,883,275.86

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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.