Home / 17,382,949.10-26,074,423.65-12,903,973.10

Finding the Fourth Proportional to 17,382,949.10, 26,074,423.65 and 12,903,973.10

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Solution

The fourth proportional to 17,382,949.10, 26,074,423.65 and 12,903,973.10 is: 19,355,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,949.10 : 26,074,423.65 = 12,903,973.10 : x
  2. Step 2: Convert to fraction form
    17,382,949.10/26,074,423.65 = 12,903,973.10/x
  3. Step 3: Cross multiply
    17,382,949.10x = 26,074,423.65 × 12,903,973.10
  4. Step 4: Simplify right side
    17,382,949.10x = 336,463,661,377,603.81
  5. Step 5: Solve for x
    x = 336,463,661,377,603.81/17,382,949.10
  6. Step 6: Final answer
    x = 19,355,959.65

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1.5x scale

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.