Home / 19,152,089.40-28,728,134.10-17,584,447.80

Finding the Fourth Proportional to 19,152,089.40, 28,728,134.10 and 17,584,447.80

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Solution

The fourth proportional to 19,152,089.40, 28,728,134.10 and 17,584,447.80 is: 26,376,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,089.40 : 28,728,134.10 = 17,584,447.80 : x
  2. Step 2: Convert to fraction form
    19,152,089.40/28,728,134.10 = 17,584,447.80/x
  3. Step 3: Cross multiply
    19,152,089.40x = 28,728,134.10 × 17,584,447.80
  4. Step 4: Simplify right side
    19,152,089.40x = 505,168,374,472,850
  5. Step 5: Solve for x
    x = 505,168,374,472,850/19,152,089.40
  6. Step 6: Final answer
    x = 26,376,671.70

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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.