Home / 12,875,231.40-19,312,847.10-5,797,343.40

Finding the Fourth Proportional to 12,875,231.40, 19,312,847.10 and 5,797,343.40

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Solution

The fourth proportional to 12,875,231.40, 19,312,847.10 and 5,797,343.40 is: 8,696,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,875,231.40 : 19,312,847.10 = 5,797,343.40 : x
  2. Step 2: Convert to fraction form
    12,875,231.40/19,312,847.10 = 5,797,343.40/x
  3. Step 3: Cross multiply
    12,875,231.40x = 19,312,847.10 × 5,797,343.40
  4. Step 4: Simplify right side
    12,875,231.40x = 111,963,206,670,394.16
  5. Step 5: Solve for x
    x = 111,963,206,670,394.16/12,875,231.40
  6. Step 6: Final answer
    x = 8,696,015.10

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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.