Home / 12,069,053.80-18,103,580.70-9,677,569.30

Finding the Fourth Proportional to 12,069,053.80, 18,103,580.70 and 9,677,569.30

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Solution

The fourth proportional to 12,069,053.80, 18,103,580.70 and 9,677,569.30 is: 14,516,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,053.80 : 18,103,580.70 = 9,677,569.30 : x
  2. Step 2: Convert to fraction form
    12,069,053.80/18,103,580.70 = 9,677,569.30/x
  3. Step 3: Cross multiply
    12,069,053.80x = 18,103,580.70 × 9,677,569.30
  4. Step 4: Simplify right side
    12,069,053.80x = 175,198,656,802,392.53
  5. Step 5: Solve for x
    x = 175,198,656,802,392.53/12,069,053.80
  6. Step 6: Final answer
    x = 14,516,353.95

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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.