Home / 31,056,020.20-46,584,030.30-19,746,605.80

Finding the Fourth Proportional to 31,056,020.20, 46,584,030.30 and 19,746,605.80

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Solution

The fourth proportional to 31,056,020.20, 46,584,030.30 and 19,746,605.80 is: 29,619,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,020.20 : 46,584,030.30 = 19,746,605.80 : x
  2. Step 2: Convert to fraction form
    31,056,020.20/46,584,030.30 = 19,746,605.80/x
  3. Step 3: Cross multiply
    31,056,020.20x = 46,584,030.30 × 19,746,605.80
  4. Step 4: Simplify right side
    31,056,020.20x = 919,876,482,909,355.75
  5. Step 5: Solve for x
    x = 919,876,482,909,355.75/31,056,020.20
  6. Step 6: Final answer
    x = 29,619,908.70

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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.