Home / 12,886,897.29-19,365,775.65-12,044,268.06

Finding the Fourth Proportional to 12,886,897.29, 19,365,775.65 and 12,044,268.06

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Solution

The fourth proportional to 12,886,897.29, 19,365,775.65 and 12,044,268.06 is: 18,099,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,886,897.29 : 19,365,775.65 = 12,044,268.06 : x
  2. Step 2: Convert to fraction form
    12,886,897.29/19,365,775.65 = 12,044,268.06/x
  3. Step 3: Cross multiply
    12,886,897.29x = 19,365,775.65 × 12,044,268.06
  4. Step 4: Simplify right side
    12,886,897.29x = 233,246,593,118,420.72
  5. Step 5: Solve for x
    x = 233,246,593,118,420.72/12,886,897.29
  6. Step 6: Final answer
    x = 18,099,515.18

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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.