Home / 19,382,225.40-29,073,338.10-6,617,143.80

Finding the Fourth Proportional to 19,382,225.40, 29,073,338.10 and 6,617,143.80

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Solution

The fourth proportional to 19,382,225.40, 29,073,338.10 and 6,617,143.80 is: 9,925,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,225.40 : 29,073,338.10 = 6,617,143.80 : x
  2. Step 2: Convert to fraction form
    19,382,225.40/29,073,338.10 = 6,617,143.80/x
  3. Step 3: Cross multiply
    19,382,225.40x = 29,073,338.10 × 6,617,143.80
  4. Step 4: Simplify right side
    19,382,225.40x = 192,382,458,953,718.78
  5. Step 5: Solve for x
    x = 192,382,458,953,718.78/19,382,225.40
  6. Step 6: Final answer
    x = 9,925,715.70

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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.