Home / 9,180,881.10-13,771,840.05-2,791,341.90

Finding the Fourth Proportional to 9,180,881.10, 13,771,840.05 and 2,791,341.90

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Solution

The fourth proportional to 9,180,881.10, 13,771,840.05 and 2,791,341.90 is: 4,187,170.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,881.10 : 13,771,840.05 = 2,791,341.90 : x
  2. Step 2: Convert to fraction form
    9,180,881.10/13,771,840.05 = 2,791,341.90/x
  3. Step 3: Cross multiply
    9,180,881.10x = 13,771,840.05 × 2,791,341.90
  4. Step 4: Simplify right side
    9,180,881.10x = 38,441,914,171,663.09
  5. Step 5: Solve for x
    x = 38,441,914,171,663.09/9,180,881.10
  6. Step 6: Final answer
    x = 4,187,170.46

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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.