Home / 46,972,982.20-70,436,421.42-19,301,887

Finding the Fourth Proportional to 46,972,982.20, 70,436,421.42 and 19,301,887

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Solution

The fourth proportional to 46,972,982.20, 70,436,421.42 and 19,301,887 is: 28,943,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972,982.20 : 70,436,421.42 = 19,301,887 : x
  2. Step 2: Convert to fraction form
    46,972,982.20/70,436,421.42 = 19,301,887/x
  3. Step 3: Cross multiply
    46,972,982.20x = 70,436,421.42 × 19,301,887
  4. Step 4: Simplify right side
    46,972,982.20x = 1,359,555,846,933,219.50
  5. Step 5: Solve for x
    x = 1,359,555,846,933,219.50/46,972,982.20
  6. Step 6: Final answer
    x = 28,943,358.14

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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.