Home / 19,001,788.74-28,502,283.78-4,624,936.74

Finding the Fourth Proportional to 19,001,788.74, 28,502,283.78 and 4,624,936.74

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Solution

The fourth proportional to 19,001,788.74, 28,502,283.78 and 4,624,936.74 is: 6,937,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001,788.74 : 28,502,283.78 = 4,624,936.74 : x
  2. Step 2: Convert to fraction form
    19,001,788.74/28,502,283.78 = 4,624,936.74/x
  3. Step 3: Cross multiply
    19,001,788.74x = 28,502,283.78 × 4,624,936.74
  4. Step 4: Simplify right side
    19,001,788.74x = 131,821,259,428,028.09
  5. Step 5: Solve for x
    x = 131,821,259,428,028.09/19,001,788.74
  6. Step 6: Final answer
    x = 6,937,307.92

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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.