Home / 19,555,657.20-29,333,485.80-19,413,939.60

Finding the Fourth Proportional to 19,555,657.20, 29,333,485.80 and 19,413,939.60

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Solution

The fourth proportional to 19,555,657.20, 29,333,485.80 and 19,413,939.60 is: 29,120,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,657.20 : 29,333,485.80 = 19,413,939.60 : x
  2. Step 2: Convert to fraction form
    19,555,657.20/29,333,485.80 = 19,413,939.60/x
  3. Step 3: Cross multiply
    19,555,657.20x = 29,333,485.80 × 19,413,939.60
  4. Step 4: Simplify right side
    19,555,657.20x = 569,478,521,578,657.75
  5. Step 5: Solve for x
    x = 569,478,521,578,657.75/19,555,657.20
  6. Step 6: Final answer
    x = 29,120,909.40

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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.