Home / 38,248,510.94-52,784,816.46-21,508,518.98

Finding the Fourth Proportional to 38,248,510.94, 52,784,816.46 and 21,508,518.98

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Solution

The fourth proportional to 38,248,510.94, 52,784,816.46 and 21,508,518.98 is: 29,682,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,510.94 : 52,784,816.46 = 21,508,518.98 : x
  2. Step 2: Convert to fraction form
    38,248,510.94/52,784,816.46 = 21,508,518.98/x
  3. Step 3: Cross multiply
    38,248,510.94x = 52,784,816.46 × 21,508,518.98
  4. Step 4: Simplify right side
    38,248,510.94x = 1,135,323,226,685,726.50
  5. Step 5: Solve for x
    x = 1,135,323,226,685,726.50/38,248,510.94
  6. Step 6: Final answer
    x = 29,682,808.53

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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.