Home / 56,286,219.99-77,676,298.91-31,505,790.47

Finding the Fourth Proportional to 56,286,219.99, 77,676,298.91 and 31,505,790.47

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Solution

The fourth proportional to 56,286,219.99, 77,676,298.91 and 31,505,790.47 is: 43,478,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,286,219.99 : 77,676,298.91 = 31,505,790.47 : x
  2. Step 2: Convert to fraction form
    56,286,219.99/77,676,298.91 = 31,505,790.47/x
  3. Step 3: Cross multiply
    56,286,219.99x = 77,676,298.91 × 31,505,790.47
  4. Step 4: Simplify right side
    56,286,219.99x = 2,447,253,197,397,639
  5. Step 5: Solve for x
    x = 2,447,253,197,397,639/56,286,219.99
  6. Step 6: Final answer
    x = 43,478,727.08

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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.