Home / 47,148,222.36-70,722,353.15-21,210,227.17

Finding the Fourth Proportional to 47,148,222.36, 70,722,353.15 and 21,210,227.17

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Solution

The fourth proportional to 47,148,222.36, 70,722,353.15 and 21,210,227.17 is: 31,815,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148,222.36 : 70,722,353.15 = 21,210,227.17 : x
  2. Step 2: Convert to fraction form
    47,148,222.36/70,722,353.15 = 21,210,227.17/x
  3. Step 3: Cross multiply
    47,148,222.36x = 70,722,353.15 × 21,210,227.17
  4. Step 4: Simplify right side
    47,148,222.36x = 1,500,037,176,184,685
  5. Step 5: Solve for x
    x = 1,500,037,176,184,685/47,148,222.36
  6. Step 6: Final answer
    x = 31,815,349.57

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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.