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Finding the Fourth Proportional to 6,872,353.07, 9,484,010.97 and 3,774,941.30

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Solution

The fourth proportional to 6,872,353.07, 9,484,010.97 and 3,774,941.30 is: 5,209,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,353.07 : 9,484,010.97 = 3,774,941.30 : x
  2. Step 2: Convert to fraction form
    6,872,353.07/9,484,010.97 = 3,774,941.30/x
  3. Step 3: Cross multiply
    6,872,353.07x = 9,484,010.97 × 3,774,941.30
  4. Step 4: Simplify right side
    6,872,353.07x = 35,801,584,652,886.01
  5. Step 5: Solve for x
    x = 35,801,584,652,886.01/6,872,353.07
  6. Step 6: Final answer
    x = 5,209,508.92

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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.