Home / 47,139,697.46-65,058,445.67-28,554,292.28

Finding the Fourth Proportional to 47,139,697.46, 65,058,445.67 and 28,554,292.28

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Solution

The fourth proportional to 47,139,697.46, 65,058,445.67 and 28,554,292.28 is: 39,408,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,139,697.46 : 65,058,445.67 = 28,554,292.28 : x
  2. Step 2: Convert to fraction form
    47,139,697.46/65,058,445.67 = 28,554,292.28/x
  3. Step 3: Cross multiply
    47,139,697.46x = 65,058,445.67 × 28,554,292.28
  4. Step 4: Simplify right side
    47,139,697.46x = 1,857,697,872,597,601.25
  5. Step 5: Solve for x
    x = 1,857,697,872,597,601.25/47,139,697.46
  6. Step 6: Final answer
    x = 39,408,353.74

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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.