Home / 19,039,678.02-26,275,212.30-10,338,217.38

Finding the Fourth Proportional to 19,039,678.02, 26,275,212.30 and 10,338,217.38

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Solution

The fourth proportional to 19,039,678.02, 26,275,212.30 and 10,338,217.38 is: 14,266,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039,678.02 : 26,275,212.30 = 10,338,217.38 : x
  2. Step 2: Convert to fraction form
    19,039,678.02/26,275,212.30 = 10,338,217.38/x
  3. Step 3: Cross multiply
    19,039,678.02x = 26,275,212.30 × 10,338,217.38
  4. Step 4: Simplify right side
    19,039,678.02x = 271,638,856,463,049.81
  5. Step 5: Solve for x
    x = 271,638,856,463,049.81/19,039,678.02
  6. Step 6: Final answer
    x = 14,266,987.93

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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.