Home / 58,003,872.64-80,043,747.84-31,898,390.40

Finding the Fourth Proportional to 58,003,872.64, 80,043,747.84 and 31,898,390.40

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Solution

The fourth proportional to 58,003,872.64, 80,043,747.84 and 31,898,390.40 is: 44,018,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,003,872.64 : 80,043,747.84 = 31,898,390.40 : x
  2. Step 2: Convert to fraction form
    58,003,872.64/80,043,747.84 = 31,898,390.40/x
  3. Step 3: Cross multiply
    58,003,872.64x = 80,043,747.84 × 31,898,390.40
  4. Step 4: Simplify right side
    58,003,872.64x = 2,553,266,717,679,476.50
  5. Step 5: Solve for x
    x = 2,553,266,717,679,476.50/58,003,872.64
  6. Step 6: Final answer
    x = 44,018,900.83

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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.