Home / 19,239,250.55-26,550,595.53-10,979,148.38

Finding the Fourth Proportional to 19,239,250.55, 26,550,595.53 and 10,979,148.38

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Solution

The fourth proportional to 19,239,250.55, 26,550,595.53 and 10,979,148.38 is: 15,151,470.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239,250.55 : 26,550,595.53 = 10,979,148.38 : x
  2. Step 2: Convert to fraction form
    19,239,250.55/26,550,595.53 = 10,979,148.38/x
  3. Step 3: Cross multiply
    19,239,250.55x = 26,550,595.53 × 10,979,148.38
  4. Step 4: Simplify right side
    19,239,250.55x = 291,502,927,768,481.75
  5. Step 5: Solve for x
    x = 291,502,927,768,481.75/19,239,250.55
  6. Step 6: Final answer
    x = 15,151,470.02

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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.