Home / 9,254,169.80-12,772,308.80-5,388,969.95

Finding the Fourth Proportional to 9,254,169.80, 12,772,308.80 and 5,388,969.95

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Solution

The fourth proportional to 9,254,169.80, 12,772,308.80 and 5,388,969.95 is: 7,437,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254,169.80 : 12,772,308.80 = 5,388,969.95 : x
  2. Step 2: Convert to fraction form
    9,254,169.80/12,772,308.80 = 5,388,969.95/x
  3. Step 3: Cross multiply
    9,254,169.80x = 12,772,308.80 × 5,388,969.95
  4. Step 4: Simplify right side
    9,254,169.80x = 68,829,588,315,320.56
  5. Step 5: Solve for x
    x = 68,829,588,315,320.56/9,254,169.80
  6. Step 6: Final answer
    x = 7,437,683.75

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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.