Home / 51,979,412.04-71,732,155.50-28,774,926.52

Finding the Fourth Proportional to 51,979,412.04, 71,732,155.50 and 28,774,926.52

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Solution

The fourth proportional to 51,979,412.04, 71,732,155.50 and 28,774,926.52 is: 39,709,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,979,412.04 : 71,732,155.50 = 28,774,926.52 : x
  2. Step 2: Convert to fraction form
    51,979,412.04/71,732,155.50 = 28,774,926.52/x
  3. Step 3: Cross multiply
    51,979,412.04x = 71,732,155.50 × 28,774,926.52
  4. Step 4: Simplify right side
    51,979,412.04x = 2,064,087,503,633,713.75
  5. Step 5: Solve for x
    x = 2,064,087,503,633,713.75/51,979,412.04
  6. Step 6: Final answer
    x = 39,709,712.42

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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.