Home / 28,435,085.01-39,240,298.41-15,382,311.45

Finding the Fourth Proportional to 28,435,085.01, 39,240,298.41 and 15,382,311.45

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Solution

The fourth proportional to 28,435,085.01, 39,240,298.41 and 15,382,311.45 is: 21,227,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435,085.01 : 39,240,298.41 = 15,382,311.45 : x
  2. Step 2: Convert to fraction form
    28,435,085.01/39,240,298.41 = 15,382,311.45/x
  3. Step 3: Cross multiply
    28,435,085.01x = 39,240,298.41 × 15,382,311.45
  4. Step 4: Simplify right side
    28,435,085.01x = 603,606,491,533,559.75
  5. Step 5: Solve for x
    x = 603,606,491,533,559.75/28,435,085.01
  6. Step 6: Final answer
    x = 21,227,525.48

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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.