Home / 8,871,650.40-13,307,959.60-2,805,929.12

Finding the Fourth Proportional to 8,871,650.40, 13,307,959.60 and 2,805,929.12

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Solution

The fourth proportional to 8,871,650.40, 13,307,959.60 and 2,805,929.12 is: 4,209,046.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,650.40 : 13,307,959.60 = 2,805,929.12 : x
  2. Step 2: Convert to fraction form
    8,871,650.40/13,307,959.60 = 2,805,929.12/x
  3. Step 3: Cross multiply
    8,871,650.40x = 13,307,959.60 × 2,805,929.12
  4. Step 4: Simplify right side
    8,871,650.40x = 37,341,191,369,423.55
  5. Step 5: Solve for x
    x = 37,341,191,369,423.55/8,871,650.40
  6. Step 6: Final answer
    x = 4,209,046.76

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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.