Home / 19,035,056.80-28,552,585.20-10,077,104.80

Finding the Fourth Proportional to 19,035,056.80, 28,552,585.20 and 10,077,104.80

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Solution

The fourth proportional to 19,035,056.80, 28,552,585.20 and 10,077,104.80 is: 15,115,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035,056.80 : 28,552,585.20 = 10,077,104.80 : x
  2. Step 2: Convert to fraction form
    19,035,056.80/28,552,585.20 = 10,077,104.80/x
  3. Step 3: Cross multiply
    19,035,056.80x = 28,552,585.20 × 10,077,104.80
  4. Step 4: Simplify right side
    19,035,056.80x = 287,727,393,371,329
  5. Step 5: Solve for x
    x = 287,727,393,371,329/19,035,056.80
  6. Step 6: Final answer
    x = 15,115,657.20

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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.