Home / 9,749,387.56-13,468,169.01-7,786,688.76

Finding the Fourth Proportional to 9,749,387.56, 13,468,169.01 and 7,786,688.76

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Solution

The fourth proportional to 9,749,387.56, 13,468,169.01 and 7,786,688.76 is: 10,756,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,387.56 : 13,468,169.01 = 7,786,688.76 : x
  2. Step 2: Convert to fraction form
    9,749,387.56/13,468,169.01 = 7,786,688.76/x
  3. Step 3: Cross multiply
    9,749,387.56x = 13,468,169.01 × 7,786,688.76
  4. Step 4: Simplify right side
    9,749,387.56x = 104,872,440,247,947.33
  5. Step 5: Solve for x
    x = 104,872,440,247,947.33/9,749,387.56
  6. Step 6: Final answer
    x = 10,756,823.40

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1.5x scale

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.