Home / 8,871,572-13,307,842.32-2,805,851

Finding the Fourth Proportional to 8,871,572, 13,307,842.32 and 2,805,851

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Solution

The fourth proportional to 8,871,572, 13,307,842.32 and 2,805,851 is: 4,208,929.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,572 : 13,307,842.32 = 2,805,851 : x
  2. Step 2: Convert to fraction form
    8,871,572/13,307,842.32 = 2,805,851/x
  3. Step 3: Cross multiply
    8,871,572x = 13,307,842.32 × 2,805,851
  4. Step 4: Simplify right side
    8,871,572x = 37,339,822,681,414.32
  5. Step 5: Solve for x
    x = 37,339,822,681,414.32/8,871,572
  6. Step 6: Final answer
    x = 4,208,929.68

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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.