Home / 10,286,562.89-15,432,409.95-7,259,841

Finding the Fourth Proportional to 10,286,562.89, 15,432,409.95 and 7,259,841

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Solution

The fourth proportional to 10,286,562.89, 15,432,409.95 and 7,259,841 is: 10,891,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286,562.89 : 15,432,409.95 = 7,259,841 : x
  2. Step 2: Convert to fraction form
    10,286,562.89/15,432,409.95 = 7,259,841/x
  3. Step 3: Cross multiply
    10,286,562.89x = 15,432,409.95 × 7,259,841
  4. Step 4: Simplify right side
    10,286,562.89x = 112,036,842,483,817.94
  5. Step 5: Solve for x
    x = 112,036,842,483,817.94/10,286,562.89
  6. Step 6: Final answer
    x = 10,891,572.21

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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.