Home / 10,028,679.91-15,009,501.04-5,709,570.65

Finding the Fourth Proportional to 10,028,679.91, 15,009,501.04 and 5,709,570.65

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Solution

The fourth proportional to 10,028,679.91, 15,009,501.04 and 5,709,570.65 is: 8,545,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028,679.91 : 15,009,501.04 = 5,709,570.65 : x
  2. Step 2: Convert to fraction form
    10,028,679.91/15,009,501.04 = 5,709,570.65/x
  3. Step 3: Cross multiply
    10,028,679.91x = 15,009,501.04 × 5,709,570.65
  4. Step 4: Simplify right side
    10,028,679.91x = 85,697,806,576,092.67
  5. Step 5: Solve for x
    x = 85,697,806,576,092.67/10,028,679.91
  6. Step 6: Final answer
    x = 8,545,272.89

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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.