Home / 12,139,034.64-16,751,672.29-6,632,291.35

Finding the Fourth Proportional to 12,139,034.64, 16,751,672.29 and 6,632,291.35

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Solution

The fourth proportional to 12,139,034.64, 16,751,672.29 and 6,632,291.35 is: 9,152,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,139,034.64 : 16,751,672.29 = 6,632,291.35 : x
  2. Step 2: Convert to fraction form
    12,139,034.64/16,751,672.29 = 6,632,291.35/x
  3. Step 3: Cross multiply
    12,139,034.64x = 16,751,672.29 × 6,632,291.35
  4. Step 4: Simplify right side
    12,139,034.64x = 111,101,971,227,001.67
  5. Step 5: Solve for x
    x = 111,101,971,227,001.67/12,139,034.64
  6. Step 6: Final answer
    x = 9,152,455.24

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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.