Home / 8,209,032.72-12,316,206.96-3,948,646.56

Finding the Fourth Proportional to 8,209,032.72, 12,316,206.96 and 3,948,646.56

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Solution

The fourth proportional to 8,209,032.72, 12,316,206.96 and 3,948,646.56 is: 5,924,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209,032.72 : 12,316,206.96 = 3,948,646.56 : x
  2. Step 2: Convert to fraction form
    8,209,032.72/12,316,206.96 = 3,948,646.56/x
  3. Step 3: Cross multiply
    8,209,032.72x = 12,316,206.96 × 3,948,646.56
  4. Step 4: Simplify right side
    8,209,032.72x = 48,632,348,244,852.06
  5. Step 5: Solve for x
    x = 48,632,348,244,852.06/8,209,032.72
  6. Step 6: Final answer
    x = 5,924,248.31

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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.