Home / 19,382,555.09-26,748,105.41-10,681,039.10

Finding the Fourth Proportional to 19,382,555.09, 26,748,105.41 and 10,681,039.10

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Solution

The fourth proportional to 19,382,555.09, 26,748,105.41 and 10,681,039.10 is: 14,739,932.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,555.09 : 26,748,105.41 = 10,681,039.10 : x
  2. Step 2: Convert to fraction form
    19,382,555.09/26,748,105.41 = 10,681,039.10/x
  3. Step 3: Cross multiply
    19,382,555.09x = 26,748,105.41 × 10,681,039.10
  4. Step 4: Simplify right side
    19,382,555.09x = 285,697,559,735,131.50
  5. Step 5: Solve for x
    x = 285,697,559,735,131.50/19,382,555.09
  6. Step 6: Final answer
    x = 14,739,932.81

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Double scale
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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.