Home / 16,313,459.33-22,513,151.59-8,971,860.71

Finding the Fourth Proportional to 16,313,459.33, 22,513,151.59 and 8,971,860.71

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Solution

The fourth proportional to 16,313,459.33, 22,513,151.59 and 8,971,860.71 is: 12,381,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313,459.33 : 22,513,151.59 = 8,971,860.71 : x
  2. Step 2: Convert to fraction form
    16,313,459.33/22,513,151.59 = 8,971,860.71/x
  3. Step 3: Cross multiply
    16,313,459.33x = 22,513,151.59 × 8,971,860.71
  4. Step 4: Simplify right side
    16,313,459.33x = 201,984,860,292,915
  5. Step 5: Solve for x
    x = 201,984,860,292,915/16,313,459.33
  6. Step 6: Final answer
    x = 12,381,485.51

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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.