Home / 8,328,114.40-11,467,248.85-7,289,811.55

Finding the Fourth Proportional to 8,328,114.40, 11,467,248.85 and 7,289,811.55

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Solution

The fourth proportional to 8,328,114.40, 11,467,248.85 and 7,289,811.55 is: 10,037,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,114.40 : 11,467,248.85 = 7,289,811.55 : x
  2. Step 2: Convert to fraction form
    8,328,114.40/11,467,248.85 = 7,289,811.55/x
  3. Step 3: Cross multiply
    8,328,114.40x = 11,467,248.85 × 7,289,811.55
  4. Step 4: Simplify right side
    8,328,114.40x = 83,594,083,113,454.22
  5. Step 5: Solve for x
    x = 83,594,083,113,454.22/8,328,114.40
  6. Step 6: Final answer
    x = 10,037,576.23

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1.5x scale

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.