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Finding the Fourth Proportional to 41,238,671.80, 56,908,374.47 and 22,903,971.88

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Solution

The fourth proportional to 41,238,671.80, 56,908,374.47 and 22,903,971.88 is: 31,606,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,238,671.80 : 56,908,374.47 = 22,903,971.88 : x
  2. Step 2: Convert to fraction form
    41,238,671.80/56,908,374.47 = 22,903,971.88/x
  3. Step 3: Cross multiply
    41,238,671.80x = 56,908,374.47 × 22,903,971.88
  4. Step 4: Simplify right side
    41,238,671.80x = 1,303,427,808,512,379
  5. Step 5: Solve for x
    x = 1,303,427,808,512,379/41,238,671.80
  6. Step 6: Final answer
    x = 31,606,929.90

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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.