Home / 8,233,746.60-12,357,618.30-6,638,111.40

Finding the Fourth Proportional to 8,233,746.60, 12,357,618.30 and 6,638,111.40

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Solution

The fourth proportional to 8,233,746.60, 12,357,618.30 and 6,638,111.40 is: 9,962,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233,746.60 : 12,357,618.30 = 6,638,111.40 : x
  2. Step 2: Convert to fraction form
    8,233,746.60/12,357,618.30 = 6,638,111.40/x
  3. Step 3: Cross multiply
    8,233,746.60x = 12,357,618.30 × 6,638,111.40
  4. Step 4: Simplify right side
    8,233,746.60x = 82,031,246,914,078.62
  5. Step 5: Solve for x
    x = 82,031,246,914,078.62/8,233,746.60
  6. Step 6: Final answer
    x = 9,962,809.27

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1.5x scale

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.