Home / 20,662,570.80-30,998,339.55-6,285,264.93

Finding the Fourth Proportional to 20,662,570.80, 30,998,339.55 and 6,285,264.93

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Solution

The fourth proportional to 20,662,570.80, 30,998,339.55 and 6,285,264.93 is: 9,429,261.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,662,570.80 : 30,998,339.55 = 6,285,264.93 : x
  2. Step 2: Convert to fraction form
    20,662,570.80/30,998,339.55 = 6,285,264.93/x
  3. Step 3: Cross multiply
    20,662,570.80x = 30,998,339.55 × 6,285,264.93
  4. Step 4: Simplify right side
    20,662,570.80x = 194,832,776,461,846.97
  5. Step 5: Solve for x
    x = 194,832,776,461,846.97/20,662,570.80
  6. Step 6: Final answer
    x = 9,429,261.17

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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.