Home / 51,461,823.72-71,017,317-28,256,950.80

Finding the Fourth Proportional to 51,461,823.72, 71,017,317 and 28,256,950.80

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Solution

The fourth proportional to 51,461,823.72, 71,017,317 and 28,256,950.80 is: 38,994,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,461,823.72 : 71,017,317 = 28,256,950.80 : x
  2. Step 2: Convert to fraction form
    51,461,823.72/71,017,317 = 28,256,950.80/x
  3. Step 3: Cross multiply
    51,461,823.72x = 71,017,317 × 28,256,950.80
  4. Step 4: Simplify right side
    51,461,823.72x = 2,006,732,832,417,003.75
  5. Step 5: Solve for x
    x = 2,006,732,832,417,003.75/51,461,823.72
  6. Step 6: Final answer
    x = 38,994,592.25

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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.