Home / 5,000,143.90-6,899,840.34-2,935,243.30

Finding the Fourth Proportional to 5,000,143.90, 6,899,840.34 and 2,935,243.30

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Solution

The fourth proportional to 5,000,143.90, 6,899,840.34 and 2,935,243.30 is: 4,050,425.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000,143.90 : 6,899,840.34 = 2,935,243.30 : x
  2. Step 2: Convert to fraction form
    5,000,143.90/6,899,840.34 = 2,935,243.30/x
  3. Step 3: Cross multiply
    5,000,143.90x = 6,899,840.34 × 2,935,243.30
  4. Step 4: Simplify right side
    5,000,143.90x = 20,252,710,129,054.72
  5. Step 5: Solve for x
    x = 20,252,710,129,054.72/5,000,143.90
  6. Step 6: Final answer
    x = 4,050,425.45

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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.