Home / 10,264,539.87-15,388,588.94-5,144,341.37

Finding the Fourth Proportional to 10,264,539.87, 15,388,588.94 and 5,144,341.37

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Solution

The fourth proportional to 10,264,539.87, 15,388,588.94 and 5,144,341.37 is: 7,712,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264,539.87 : 15,388,588.94 = 5,144,341.37 : x
  2. Step 2: Convert to fraction form
    10,264,539.87/15,388,588.94 = 5,144,341.37/x
  3. Step 3: Cross multiply
    10,264,539.87x = 15,388,588.94 × 5,144,341.37
  4. Step 4: Simplify right side
    10,264,539.87x = 79,164,154,607,301.80
  5. Step 5: Solve for x
    x = 79,164,154,607,301.80/10,264,539.87
  6. Step 6: Final answer
    x = 7,712,391.94

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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.