Home / 12,501,528.16-18,753,017.98-4,825,215.66

Finding the Fourth Proportional to 12,501,528.16, 18,753,017.98 and 4,825,215.66

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Solution

The fourth proportional to 12,501,528.16, 18,753,017.98 and 4,825,215.66 is: 7,238,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501,528.16 : 18,753,017.98 = 4,825,215.66 : x
  2. Step 2: Convert to fraction form
    12,501,528.16/18,753,017.98 = 4,825,215.66/x
  3. Step 3: Cross multiply
    12,501,528.16x = 18,753,017.98 × 4,825,215.66
  4. Step 4: Simplify right side
    12,501,528.16x = 90,487,356,029,357.58
  5. Step 5: Solve for x
    x = 90,487,356,029,357.58/12,501,528.16
  6. Step 6: Final answer
    x = 7,238,103.60

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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.