Home / 42,601,420.60-63,864,806.10-25,568,870.20

Finding the Fourth Proportional to 42,601,420.60, 63,864,806.10 and 25,568,870.20

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Solution

The fourth proportional to 42,601,420.60, 63,864,806.10 and 25,568,870.20 is: 38,330,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,601,420.60 : 63,864,806.10 = 25,568,870.20 : x
  2. Step 2: Convert to fraction form
    42,601,420.60/63,864,806.10 = 25,568,870.20/x
  3. Step 3: Cross multiply
    42,601,420.60x = 63,864,806.10 × 25,568,870.20
  4. Step 4: Simplify right side
    42,601,420.60x = 1,632,950,937,519,068.25
  5. Step 5: Solve for x
    x = 1,632,950,937,519,068.25/42,601,420.60
  6. Step 6: Final answer
    x = 38,330,903.40

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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.