Home / 17,032,220.80-25,548,331.20-10,985,603.20

Finding the Fourth Proportional to 17,032,220.80, 25,548,331.20 and 10,985,603.20

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Solution

The fourth proportional to 17,032,220.80, 25,548,331.20 and 10,985,603.20 is: 16,478,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,032,220.80 : 25,548,331.20 = 10,985,603.20 : x
  2. Step 2: Convert to fraction form
    17,032,220.80/25,548,331.20 = 10,985,603.20/x
  3. Step 3: Cross multiply
    17,032,220.80x = 25,548,331.20 × 10,985,603.20
  4. Step 4: Simplify right side
    17,032,220.80x = 280,663,828,985,379.81
  5. Step 5: Solve for x
    x = 280,663,828,985,379.81/17,032,220.80
  6. Step 6: Final answer
    x = 16,478,404.80

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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.