Home / 15,617,017.24-21,550,307.10-9,504,770.20

Finding the Fourth Proportional to 15,617,017.24, 21,550,307.10 and 9,504,770.20

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Solution

The fourth proportional to 15,617,017.24, 21,550,307.10 and 9,504,770.20 is: 13,115,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617,017.24 : 21,550,307.10 = 9,504,770.20 : x
  2. Step 2: Convert to fraction form
    15,617,017.24/21,550,307.10 = 9,504,770.20/x
  3. Step 3: Cross multiply
    15,617,017.24x = 21,550,307.10 × 9,504,770.20
  4. Step 4: Simplify right side
    15,617,017.24x = 204,830,716,724,928.41
  5. Step 5: Solve for x
    x = 204,830,716,724,928.41/15,617,017.24
  6. Step 6: Final answer
    x = 13,115,866.72

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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.