Home / 19,943,214.80-29,914,822.20-10,377,276.80

Finding the Fourth Proportional to 19,943,214.80, 29,914,822.20 and 10,377,276.80

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Solution

The fourth proportional to 19,943,214.80, 29,914,822.20 and 10,377,276.80 is: 15,565,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943,214.80 : 29,914,822.20 = 10,377,276.80 : x
  2. Step 2: Convert to fraction form
    19,943,214.80/29,914,822.20 = 10,377,276.80/x
  3. Step 3: Cross multiply
    19,943,214.80x = 29,914,822.20 × 10,377,276.80
  4. Step 4: Simplify right side
    19,943,214.80x = 310,434,390,392,185
  5. Step 5: Solve for x
    x = 310,434,390,392,185/19,943,214.80
  6. Step 6: Final answer
    x = 15,565,915.20

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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.