Home / 38,357,747.64-52,946,306.43-30,531,615.48

Finding the Fourth Proportional to 38,357,747.64, 52,946,306.43 and 30,531,615.48

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Solution

The fourth proportional to 38,357,747.64, 52,946,306.43 and 30,531,615.48 is: 42,143,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,357,747.64 : 52,946,306.43 = 30,531,615.48 : x
  2. Step 2: Convert to fraction form
    38,357,747.64/52,946,306.43 = 30,531,615.48/x
  3. Step 3: Cross multiply
    38,357,747.64x = 52,946,306.43 × 30,531,615.48
  4. Step 4: Simplify right side
    38,357,747.64x = 1,616,536,269,007,011.50
  5. Step 5: Solve for x
    x = 1,616,536,269,007,011.50/38,357,747.64
  6. Step 6: Final answer
    x = 42,143,670.27

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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.