Home / 28,881,170.02-43,321,420.91-7,021,673.30

Finding the Fourth Proportional to 28,881,170.02, 43,321,420.91 and 7,021,673.30

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Solution

The fourth proportional to 28,881,170.02, 43,321,420.91 and 7,021,673.30 is: 10,532,428.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,170.02 : 43,321,420.91 = 7,021,673.30 : x
  2. Step 2: Convert to fraction form
    28,881,170.02/43,321,420.91 = 7,021,673.30/x
  3. Step 3: Cross multiply
    28,881,170.02x = 43,321,420.91 × 7,021,673.30
  4. Step 4: Simplify right side
    28,881,170.02x = 304,188,864,521,808.69
  5. Step 5: Solve for x
    x = 304,188,864,521,808.69/28,881,170.02
  6. Step 6: Final answer
    x = 10,532,428.72

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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.