Home / 28,435,087.02-39,240,301.16-15,382,313.46

Finding the Fourth Proportional to 28,435,087.02, 39,240,301.16 and 15,382,313.46

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Solution

The fourth proportional to 28,435,087.02, 39,240,301.16 and 15,382,313.46 is: 21,227,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435,087.02 : 39,240,301.16 = 15,382,313.46 : x
  2. Step 2: Convert to fraction form
    28,435,087.02/39,240,301.16 = 15,382,313.46/x
  3. Step 3: Cross multiply
    28,435,087.02x = 39,240,301.16 × 15,382,313.46
  4. Step 4: Simplify right side
    28,435,087.02x = 603,606,612,707,921.62
  5. Step 5: Solve for x
    x = 603,606,612,707,921.62/28,435,087.02
  6. Step 6: Final answer
    x = 21,227,528.24

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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.