Home / 12,788,551.15-19,182,549.76-3,566,277.58

Finding the Fourth Proportional to 12,788,551.15, 19,182,549.76 and 3,566,277.58

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Solution

The fourth proportional to 12,788,551.15, 19,182,549.76 and 3,566,277.58 is: 5,349,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,551.15 : 19,182,549.76 = 3,566,277.58 : x
  2. Step 2: Convert to fraction form
    12,788,551.15/19,182,549.76 = 3,566,277.58/x
  3. Step 3: Cross multiply
    12,788,551.15x = 19,182,549.76 × 3,566,277.58
  4. Step 4: Simplify right side
    12,788,551.15x = 68,410,297,136,322.39
  5. Step 5: Solve for x
    x = 68,410,297,136,322.39/12,788,551.15
  6. Step 6: Final answer
    x = 5,349,339.13

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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.