Home / 19,242,152.31-26,544,102.75-11,897,637.69

Finding the Fourth Proportional to 19,242,152.31, 26,544,102.75 and 11,897,637.69

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Solution

The fourth proportional to 19,242,152.31, 26,544,102.75 and 11,897,637.69 is: 16,412,515.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,152.31 : 26,544,102.75 = 11,897,637.69 : x
  2. Step 2: Convert to fraction form
    19,242,152.31/26,544,102.75 = 11,897,637.69/x
  3. Step 3: Cross multiply
    19,242,152.31x = 26,544,102.75 × 11,897,637.69
  4. Step 4: Simplify right side
    19,242,152.31x = 315,812,117,325,632.62
  5. Step 5: Solve for x
    x = 315,812,117,325,632.62/19,242,152.31
  6. Step 6: Final answer
    x = 16,412,515.20

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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.