Home / 37,972,988.36-52,402,975.52-20,569,333.60

Finding the Fourth Proportional to 37,972,988.36, 52,402,975.52 and 20,569,333.60

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Solution

The fourth proportional to 37,972,988.36, 52,402,975.52 and 20,569,333.60 is: 28,385,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,972,988.36 : 52,402,975.52 = 20,569,333.60 : x
  2. Step 2: Convert to fraction form
    37,972,988.36/52,402,975.52 = 20,569,333.60/x
  3. Step 3: Cross multiply
    37,972,988.36x = 52,402,975.52 × 20,569,333.60
  4. Step 4: Simplify right side
    37,972,988.36x = 1,077,894,285,103,513.62
  5. Step 5: Solve for x
    x = 1,077,894,285,103,513.62/37,972,988.36
  6. Step 6: Final answer
    x = 28,385,816.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.