Home / 9,749,376.99-13,468,154.34-7,786,678.19

Finding the Fourth Proportional to 9,749,376.99, 13,468,154.34 and 7,786,678.19

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Solution

The fourth proportional to 9,749,376.99, 13,468,154.34 and 7,786,678.19 is: 10,756,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,376.99 : 13,468,154.34 = 7,786,678.19 : x
  2. Step 2: Convert to fraction form
    9,749,376.99/13,468,154.34 = 7,786,678.19/x
  3. Step 3: Cross multiply
    9,749,376.99x = 13,468,154.34 × 7,786,678.19
  4. Step 4: Simplify right side
    9,749,376.99x = 104,872,183,603,459.59
  5. Step 5: Solve for x
    x = 104,872,183,603,459.59/9,749,376.99
  6. Step 6: Final answer
    x = 10,756,808.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.