Home / 51,979,410.89-71,732,153.90-28,774,925.36

Finding the Fourth Proportional to 51,979,410.89, 71,732,153.90 and 28,774,925.36

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Solution

The fourth proportional to 51,979,410.89, 71,732,153.90 and 28,774,925.36 is: 39,709,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,979,410.89 : 71,732,153.90 = 28,774,925.36 : x
  2. Step 2: Convert to fraction form
    51,979,410.89/71,732,153.90 = 28,774,925.36/x
  3. Step 3: Cross multiply
    51,979,410.89x = 71,732,153.90 × 28,774,925.36
  4. Step 4: Simplify right side
    51,979,410.89x = 2,064,087,374,204,946
  5. Step 5: Solve for x
    x = 2,064,087,374,204,946/51,979,410.89
  6. Step 6: Final answer
    x = 39,709,710.80

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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.