Home / 8,512,902.11-11,748,054.80-4,645,672.87

Finding the Fourth Proportional to 8,512,902.11, 11,748,054.80 and 4,645,672.87

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Solution

The fourth proportional to 8,512,902.11, 11,748,054.80 and 4,645,672.87 is: 6,411,164.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,902.11 : 11,748,054.80 = 4,645,672.87 : x
  2. Step 2: Convert to fraction form
    8,512,902.11/11,748,054.80 = 4,645,672.87/x
  3. Step 3: Cross multiply
    8,512,902.11x = 11,748,054.80 × 4,645,672.87
  4. Step 4: Simplify right side
    8,512,902.11x = 54,577,619,459,633.28
  5. Step 5: Solve for x
    x = 54,577,619,459,633.28/8,512,902.11
  6. Step 6: Final answer
    x = 6,411,164.93

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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.