Home / 7,275,788.78-10,038,862.28-4,135,806.02

Finding the Fourth Proportional to 7,275,788.78, 10,038,862.28 and 4,135,806.02

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Solution

The fourth proportional to 7,275,788.78, 10,038,862.28 and 4,135,806.02 is: 5,706,431.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,788.78 : 10,038,862.28 = 4,135,806.02 : x
  2. Step 2: Convert to fraction form
    7,275,788.78/10,038,862.28 = 4,135,806.02/x
  3. Step 3: Cross multiply
    7,275,788.78x = 10,038,862.28 × 4,135,806.02
  4. Step 4: Simplify right side
    7,275,788.78x = 41,518,787,051,574.92
  5. Step 5: Solve for x
    x = 41,518,787,051,574.92/7,275,788.78
  6. Step 6: Final answer
    x = 5,706,431.06

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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.