Home / 12,158,575.68-16,776,087.63-7,262,839.50

Finding the Fourth Proportional to 12,158,575.68, 16,776,087.63 and 7,262,839.50

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Solution

The fourth proportional to 12,158,575.68, 16,776,087.63 and 7,262,839.50 is: 10,021,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,158,575.68 : 16,776,087.63 = 7,262,839.50 : x
  2. Step 2: Convert to fraction form
    12,158,575.68/16,776,087.63 = 7,262,839.50/x
  3. Step 3: Cross multiply
    12,158,575.68x = 16,776,087.63 × 7,262,839.50
  4. Step 4: Simplify right side
    12,158,575.68x = 121,842,031,804,479.41
  5. Step 5: Solve for x
    x = 121,842,031,804,479.41/12,158,575.68
  6. Step 6: Final answer
    x = 10,021,077.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.