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Finding the Fourth Proportional to 17,718,014.40, 24,872,404.80 and 17,718,014.40

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Solution

The fourth proportional to 17,718,014.40, 24,872,404.80 and 17,718,014.40 is: 24,872,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718,014.40 : 24,872,404.80 = 17,718,014.40 : x
  2. Step 2: Convert to fraction form
    17,718,014.40/24,872,404.80 = 17,718,014.40/x
  3. Step 3: Cross multiply
    17,718,014.40x = 24,872,404.80 × 17,718,014.40
  4. Step 4: Simplify right side
    17,718,014.40x = 440,689,626,409,029.12
  5. Step 5: Solve for x
    x = 440,689,626,409,029.12/17,718,014.40
  6. Step 6: Final answer
    x = 24,872,404.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.