Home / 47,800,588.89-71,700,879.40-13,256,990.23

Finding the Fourth Proportional to 47,800,588.89, 71,700,879.40 and 13,256,990.23

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Solution

The fourth proportional to 47,800,588.89, 71,700,879.40 and 13,256,990.23 is: 19,885,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,800,588.89 : 71,700,879.40 = 13,256,990.23 : x
  2. Step 2: Convert to fraction form
    47,800,588.89/71,700,879.40 = 13,256,990.23/x
  3. Step 3: Cross multiply
    47,800,588.89x = 71,700,879.40 × 13,256,990.23
  4. Step 4: Simplify right side
    47,800,588.89x = 950,537,857,610,252.62
  5. Step 5: Solve for x
    x = 950,537,857,610,252.62/47,800,588.89
  6. Step 6: Final answer
    x = 19,885,484.25

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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.