Home / 38,976,108.94-58,437,591.36-19,769,831.20

Finding the Fourth Proportional to 38,976,108.94, 58,437,591.36 and 19,769,831.20

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Solution

The fourth proportional to 38,976,108.94, 58,437,591.36 and 19,769,831.20 is: 29,641,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976,108.94 : 58,437,591.36 = 19,769,831.20 : x
  2. Step 2: Convert to fraction form
    38,976,108.94/58,437,591.36 = 19,769,831.20/x
  3. Step 3: Cross multiply
    38,976,108.94x = 58,437,591.36 × 19,769,831.20
  4. Step 4: Simplify right side
    38,976,108.94x = 1,155,301,316,921,778.50
  5. Step 5: Solve for x
    x = 1,155,301,316,921,778.50/38,976,108.94
  6. Step 6: Final answer
    x = 29,641,268.67

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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.