Home / 10,938,751.84-16,412,938.44-5,819,978.08

Finding the Fourth Proportional to 10,938,751.84, 16,412,938.44 and 5,819,978.08

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Solution

The fourth proportional to 10,938,751.84, 16,412,938.44 and 5,819,978.08 is: 8,732,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938,751.84 : 16,412,938.44 = 5,819,978.08 : x
  2. Step 2: Convert to fraction form
    10,938,751.84/16,412,938.44 = 5,819,978.08/x
  3. Step 3: Cross multiply
    10,938,751.84x = 16,412,938.44 × 5,819,978.08
  4. Step 4: Simplify right side
    10,938,751.84x = 95,522,941,949,189.39
  5. Step 5: Solve for x
    x = 95,522,941,949,189.39/10,938,751.84
  6. Step 6: Final answer
    x = 8,732,526.65

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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.