Home / 31,480,062.66-47,184,274.65-19,156,846.63

Finding the Fourth Proportional to 31,480,062.66, 47,184,274.65 and 19,156,846.63

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Solution

The fourth proportional to 31,480,062.66, 47,184,274.65 and 19,156,846.63 is: 28,713,472.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,480,062.66 : 47,184,274.65 = 19,156,846.63 : x
  2. Step 2: Convert to fraction form
    31,480,062.66/47,184,274.65 = 19,156,846.63/x
  3. Step 3: Cross multiply
    31,480,062.66x = 47,184,274.65 × 19,156,846.63
  4. Step 4: Simplify right side
    31,480,062.66x = 903,901,912,817,846.88
  5. Step 5: Solve for x
    x = 903,901,912,817,846.88/31,480,062.66
  6. Step 6: Final answer
    x = 28,713,472.48

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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.