Home / 9,309,246.08-12,843,672-7,587,409.28

Finding the Fourth Proportional to 9,309,246.08, 12,843,672 and 7,587,409.28

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Solution

The fourth proportional to 9,309,246.08, 12,843,672 and 7,587,409.28 is: 10,468,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309,246.08 : 12,843,672 = 7,587,409.28 : x
  2. Step 2: Convert to fraction form
    9,309,246.08/12,843,672 = 7,587,409.28/x
  3. Step 3: Cross multiply
    9,309,246.08x = 12,843,672 × 7,587,409.28
  4. Step 4: Simplify right side
    9,309,246.08x = 97,450,196,122,076.16
  5. Step 5: Solve for x
    x = 97,450,196,122,076.16/9,309,246.08
  6. Step 6: Final answer
    x = 10,468,108.30

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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.