Home / 51,415,765-70,953,890.43-27,894,300.52

Finding the Fourth Proportional to 51,415,765, 70,953,890.43 and 27,894,300.52

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Solution

The fourth proportional to 51,415,765, 70,953,890.43 and 27,894,300.52 is: 38,494,207.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415,765 : 70,953,890.43 = 27,894,300.52 : x
  2. Step 2: Convert to fraction form
    51,415,765/70,953,890.43 = 27,894,300.52/x
  3. Step 3: Cross multiply
    51,415,765x = 70,953,890.43 × 27,894,300.52
  4. Step 4: Simplify right side
    51,415,765x = 1,979,209,142,717,572.25
  5. Step 5: Solve for x
    x = 1,979,209,142,717,572.25/51,415,765
  6. Step 6: Final answer
    x = 38,494,207.81

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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.