Home / 25,824,005.20-38,731,860.60-7,868,933.20

Finding the Fourth Proportional to 25,824,005.20, 38,731,860.60 and 7,868,933.20

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Solution

The fourth proportional to 25,824,005.20, 38,731,860.60 and 7,868,933.20 is: 11,802,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,824,005.20 : 38,731,860.60 = 7,868,933.20 : x
  2. Step 2: Convert to fraction form
    25,824,005.20/38,731,860.60 = 7,868,933.20/x
  3. Step 3: Cross multiply
    25,824,005.20x = 38,731,860.60 × 7,868,933.20
  4. Step 4: Simplify right side
    25,824,005.20x = 304,778,423,773,111.94
  5. Step 5: Solve for x
    x = 304,778,423,773,111.94/25,824,005.20
  6. Step 6: Final answer
    x = 11,802,136.09

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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.