Home / 30,331,867.56-45,493,316.59-11,158,140.57

Finding the Fourth Proportional to 30,331,867.56, 45,493,316.59 and 11,158,140.57

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Solution

The fourth proportional to 30,331,867.56, 45,493,316.59 and 11,158,140.57 is: 16,735,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,331,867.56 : 45,493,316.59 = 11,158,140.57 : x
  2. Step 2: Convert to fraction form
    30,331,867.56/45,493,316.59 = 11,158,140.57/x
  3. Step 3: Cross multiply
    30,331,867.56x = 45,493,316.59 × 11,158,140.57
  4. Step 4: Simplify right side
    30,331,867.56x = 507,620,821,506,733.12
  5. Step 5: Solve for x
    x = 507,620,821,506,733.12/30,331,867.56
  6. Step 6: Final answer
    x = 16,735,561.06

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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.