Home / 56,169,155.52-84,247,697.13-38,089,401.48

Finding the Fourth Proportional to 56,169,155.52, 84,247,697.13 and 38,089,401.48

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Solution

The fourth proportional to 56,169,155.52, 84,247,697.13 and 38,089,401.48 is: 57,130,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,169,155.52 : 84,247,697.13 = 38,089,401.48 : x
  2. Step 2: Convert to fraction form
    56,169,155.52/84,247,697.13 = 38,089,401.48/x
  3. Step 3: Cross multiply
    56,169,155.52x = 84,247,697.13 × 38,089,401.48
  4. Step 4: Simplify right side
    56,169,155.52x = 3,208,944,359,750,013.50
  5. Step 5: Solve for x
    x = 3,208,944,359,750,013.50/56,169,155.52
  6. Step 6: Final answer
    x = 57,130,008.99

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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.