Home / 31,003,325.03-42,781,807.67-17,951,464.86

Finding the Fourth Proportional to 31,003,325.03, 42,781,807.67 and 17,951,464.86

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Solution

The fourth proportional to 31,003,325.03, 42,781,807.67 and 17,951,464.86 is: 24,771,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,003,325.03 : 42,781,807.67 = 17,951,464.86 : x
  2. Step 2: Convert to fraction form
    31,003,325.03/42,781,807.67 = 17,951,464.86/x
  3. Step 3: Cross multiply
    31,003,325.03x = 42,781,807.67 × 17,951,464.86
  4. Step 4: Simplify right side
    31,003,325.03x = 767,996,116,785,094.38
  5. Step 5: Solve for x
    x = 767,996,116,785,094.38/31,003,325.03
  6. Step 6: Final answer
    x = 24,771,411.32

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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.