Home / 14,754,899.18-20,354,811.57-9,596,378.54

Finding the Fourth Proportional to 14,754,899.18, 20,354,811.57 and 9,596,378.54

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Solution

The fourth proportional to 14,754,899.18, 20,354,811.57 and 9,596,378.54 is: 13,238,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754,899.18 : 20,354,811.57 = 9,596,378.54 : x
  2. Step 2: Convert to fraction form
    14,754,899.18/20,354,811.57 = 9,596,378.54/x
  3. Step 3: Cross multiply
    14,754,899.18x = 20,354,811.57 × 9,596,378.54
  4. Step 4: Simplify right side
    14,754,899.18x = 195,332,476,986,978.75
  5. Step 5: Solve for x
    x = 195,332,476,986,978.75/14,754,899.18
  6. Step 6: Final answer
    x = 13,238,482.66

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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.