Home / 40,787,187.50-56,179,097.07-31,349,931.50

Finding the Fourth Proportional to 40,787,187.50, 56,179,097.07 and 31,349,931.50

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Solution

The fourth proportional to 40,787,187.50, 56,179,097.07 and 31,349,931.50 is: 43,180,492.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787,187.50 : 56,179,097.07 = 31,349,931.50 : x
  2. Step 2: Convert to fraction form
    40,787,187.50/56,179,097.07 = 31,349,931.50/x
  3. Step 3: Cross multiply
    40,787,187.50x = 56,179,097.07 × 31,349,931.50
  4. Step 4: Simplify right side
    40,787,187.50x = 1,761,210,844,876,350.75
  5. Step 5: Solve for x
    x = 1,761,210,844,876,350.75/40,787,187.50
  6. Step 6: Final answer
    x = 43,180,492.52

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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.