Home / 29,210,976.17-40,297,573.72-18,901,030.49

Finding the Fourth Proportional to 29,210,976.17, 40,297,573.72 and 18,901,030.49

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Solution

The fourth proportional to 29,210,976.17, 40,297,573.72 and 18,901,030.49 is: 26,074,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,210,976.17 : 40,297,573.72 = 18,901,030.49 : x
  2. Step 2: Convert to fraction form
    29,210,976.17/40,297,573.72 = 18,901,030.49/x
  3. Step 3: Cross multiply
    29,210,976.17x = 40,297,573.72 × 18,901,030.49
  4. Step 4: Simplify right side
    29,210,976.17x = 761,665,669,679,112.88
  5. Step 5: Solve for x
    x = 761,665,669,679,112.88/29,210,976.17
  6. Step 6: Final answer
    x = 26,074,639.38

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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.