Home / 9,769,302.72-13,466,065.68-7,700,947.44

Finding the Fourth Proportional to 9,769,302.72, 13,466,065.68 and 7,700,947.44

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Solution

The fourth proportional to 9,769,302.72, 13,466,065.68 and 7,700,947.44 is: 10,615,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769,302.72 : 13,466,065.68 = 7,700,947.44 : x
  2. Step 2: Convert to fraction form
    9,769,302.72/13,466,065.68 = 7,700,947.44/x
  3. Step 3: Cross multiply
    9,769,302.72x = 13,466,065.68 × 7,700,947.44
  4. Step 4: Simplify right side
    9,769,302.72x = 103,701,464,025,267.86
  5. Step 5: Solve for x
    x = 103,701,464,025,267.86/9,769,302.72
  6. Step 6: Final answer
    x = 10,615,032.31

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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.