Home / 12,669,404.40-17,483,801.40-6,868,168.20

Finding the Fourth Proportional to 12,669,404.40, 17,483,801.40 and 6,868,168.20

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Solution

The fourth proportional to 12,669,404.40, 17,483,801.40 and 6,868,168.20 is: 9,478,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669,404.40 : 17,483,801.40 = 6,868,168.20 : x
  2. Step 2: Convert to fraction form
    12,669,404.40/17,483,801.40 = 6,868,168.20/x
  3. Step 3: Cross multiply
    12,669,404.40x = 17,483,801.40 × 6,868,168.20
  4. Step 4: Simplify right side
    12,669,404.40x = 120,081,688,790,595.47
  5. Step 5: Solve for x
    x = 120,081,688,790,595.47/12,669,404.40
  6. Step 6: Final answer
    x = 9,478,084.76

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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.