Home / 26,549,581.47-39,828,571.25-9,509,877.15

Finding the Fourth Proportional to 26,549,581.47, 39,828,571.25 and 9,509,877.15

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Solution

The fourth proportional to 26,549,581.47, 39,828,571.25 and 9,509,877.15 is: 14,266,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549,581.47 : 39,828,571.25 = 9,509,877.15 : x
  2. Step 2: Convert to fraction form
    26,549,581.47/39,828,571.25 = 9,509,877.15/x
  3. Step 3: Cross multiply
    26,549,581.47x = 39,828,571.25 × 9,509,877.15
  4. Step 4: Simplify right side
    26,549,581.47x = 378,764,819,599,972.56
  5. Step 5: Solve for x
    x = 378,764,819,599,972.56/26,549,581.47
  6. Step 6: Final answer
    x = 14,266,319.79

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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.