Home / 8,121,587.40-12,182,266.31-1,973,614.25

Finding the Fourth Proportional to 8,121,587.40, 12,182,266.31 and 1,973,614.25

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Solution

The fourth proportional to 8,121,587.40, 12,182,266.31 and 1,973,614.25 is: 2,960,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,587.40 : 12,182,266.31 = 1,973,614.25 : x
  2. Step 2: Convert to fraction form
    8,121,587.40/12,182,266.31 = 1,973,614.25/x
  3. Step 3: Cross multiply
    8,121,587.40x = 12,182,266.31 × 1,973,614.25
  4. Step 4: Simplify right side
    8,121,587.40x = 24,043,094,376,842.84
  5. Step 5: Solve for x
    x = 24,043,094,376,842.84/8,121,587.40
  6. Step 6: Final answer
    x = 2,960,393.48

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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.