Home / 26,384,382.80-39,576,574.20-21,849,419.60

Finding the Fourth Proportional to 26,384,382.80, 39,576,574.20 and 21,849,419.60

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Solution

The fourth proportional to 26,384,382.80, 39,576,574.20 and 21,849,419.60 is: 32,774,129.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384,382.80 : 39,576,574.20 = 21,849,419.60 : x
  2. Step 2: Convert to fraction form
    26,384,382.80/39,576,574.20 = 21,849,419.60/x
  3. Step 3: Cross multiply
    26,384,382.80x = 39,576,574.20 × 21,849,419.60
  4. Step 4: Simplify right side
    26,384,382.80x = 864,725,176,026,334.50
  5. Step 5: Solve for x
    x = 864,725,176,026,334.50/26,384,382.80
  6. Step 6: Final answer
    x = 32,774,129.40

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1.5x scale

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.