Home / 40,787,186-56,179,095-31,349,930

Finding the Fourth Proportional to 40,787,186, 56,179,095 and 31,349,930

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Solution

The fourth proportional to 40,787,186, 56,179,095 and 31,349,930 is: 43,180,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787,186 : 56,179,095 = 31,349,930 : x
  2. Step 2: Convert to fraction form
    40,787,186/56,179,095 = 31,349,930/x
  3. Step 3: Cross multiply
    40,787,186x = 56,179,095 × 31,349,930
  4. Step 4: Simplify right side
    40,787,186x = 1,761,210,695,713,350
  5. Step 5: Solve for x
    x = 1,761,210,695,713,350/40,787,186
  6. Step 6: Final answer
    x = 43,180,490.45

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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.