Home / 12,756,747.02-19,144,088.89-11,537,089.92

Finding the Fourth Proportional to 12,756,747.02, 19,144,088.89 and 11,537,089.92

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Solution

The fourth proportional to 12,756,747.02, 19,144,088.89 and 11,537,089.92 is: 17,313,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,756,747.02 : 19,144,088.89 = 11,537,089.92 : x
  2. Step 2: Convert to fraction form
    12,756,747.02/19,144,088.89 = 11,537,089.92/x
  3. Step 3: Cross multiply
    12,756,747.02x = 19,144,088.89 × 11,537,089.92
  4. Step 4: Simplify right side
    12,756,747.02x = 220,867,074,931,560.25
  5. Step 5: Solve for x
    x = 220,867,074,931,560.25/12,756,747.02
  6. Step 6: Final answer
    x = 17,313,745.79

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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.