Home / 19,003,894.10-28,505,841.15-16,612,409.60

Finding the Fourth Proportional to 19,003,894.10, 28,505,841.15 and 16,612,409.60

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Solution

The fourth proportional to 19,003,894.10, 28,505,841.15 and 16,612,409.60 is: 24,918,614.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,003,894.10 : 28,505,841.15 = 16,612,409.60 : x
  2. Step 2: Convert to fraction form
    19,003,894.10/28,505,841.15 = 16,612,409.60/x
  3. Step 3: Cross multiply
    19,003,894.10x = 28,505,841.15 × 16,612,409.60
  4. Step 4: Simplify right side
    19,003,894.10x = 473,550,709,176,335
  5. Step 5: Solve for x
    x = 473,550,709,176,335/19,003,894.10
  6. Step 6: Final answer
    x = 24,918,614.40

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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.