Home / 46,961,920.80-70,442,881.20-20,088,064.80

Finding the Fourth Proportional to 46,961,920.80, 70,442,881.20 and 20,088,064.80

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Solution

The fourth proportional to 46,961,920.80, 70,442,881.20 and 20,088,064.80 is: 30,132,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,961,920.80 : 70,442,881.20 = 20,088,064.80 : x
  2. Step 2: Convert to fraction form
    46,961,920.80/70,442,881.20 = 20,088,064.80/x
  3. Step 3: Cross multiply
    46,961,920.80x = 70,442,881.20 × 20,088,064.80
  4. Step 4: Simplify right side
    46,961,920.80x = 1,415,061,162,244,301.75
  5. Step 5: Solve for x
    x = 1,415,061,162,244,301.75/46,961,920.80
  6. Step 6: Final answer
    x = 30,132,097.20

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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.