Home / 13,348,402.86-20,024,465.37-4,127,128.17

Finding the Fourth Proportional to 13,348,402.86, 20,024,465.37 and 4,127,128.17

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Solution

The fourth proportional to 13,348,402.86, 20,024,465.37 and 4,127,128.17 is: 6,191,267.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,402.86 : 20,024,465.37 = 4,127,128.17 : x
  2. Step 2: Convert to fraction form
    13,348,402.86/20,024,465.37 = 4,127,128.17/x
  3. Step 3: Cross multiply
    13,348,402.86x = 20,024,465.37 × 4,127,128.17
  4. Step 4: Simplify right side
    13,348,402.86x = 82,643,535,117,716.47
  5. Step 5: Solve for x
    x = 82,643,535,117,716.47/13,348,402.86
  6. Step 6: Final answer
    x = 6,191,267.67

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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.