Home / 19,152,067.40-28,728,101.10-14,869,046.60

Finding the Fourth Proportional to 19,152,067.40, 28,728,101.10 and 14,869,046.60

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Solution

The fourth proportional to 19,152,067.40, 28,728,101.10 and 14,869,046.60 is: 22,303,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,067.40 : 28,728,101.10 = 14,869,046.60 : x
  2. Step 2: Convert to fraction form
    19,152,067.40/28,728,101.10 = 14,869,046.60/x
  3. Step 3: Cross multiply
    19,152,067.40x = 28,728,101.10 × 14,869,046.60
  4. Step 4: Simplify right side
    19,152,067.40x = 427,159,473,985,411.25
  5. Step 5: Solve for x
    x = 427,159,473,985,411.25/19,152,067.40
  6. Step 6: Final answer
    x = 22,303,569.90

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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.