Home / 57,496,601.04-79,344,898.60-31,391,118.02

Finding the Fourth Proportional to 57,496,601.04, 79,344,898.60 and 31,391,118.02

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Solution

The fourth proportional to 57,496,601.04, 79,344,898.60 and 31,391,118.02 is: 43,319,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496,601.04 : 79,344,898.60 = 31,391,118.02 : x
  2. Step 2: Convert to fraction form
    57,496,601.04/79,344,898.60 = 31,391,118.02/x
  3. Step 3: Cross multiply
    57,496,601.04x = 79,344,898.60 × 31,391,118.02
  4. Step 4: Simplify right side
    57,496,601.04x = 2,490,725,076,237,532.50
  5. Step 5: Solve for x
    x = 2,490,725,076,237,532.50/57,496,601.04
  6. Step 6: Final answer
    x = 43,319,518.57

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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.