Home / 5,706,131.31-7,874,663.00-3,127,811.40

Finding the Fourth Proportional to 5,706,131.31, 7,874,663.00 and 3,127,811.40

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Solution

The fourth proportional to 5,706,131.31, 7,874,663.00 and 3,127,811.40 is: 4,316,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,706,131.31 : 7,874,663.00 = 3,127,811.40 : x
  2. Step 2: Convert to fraction form
    5,706,131.31/7,874,663.00 = 3,127,811.40/x
  3. Step 3: Cross multiply
    5,706,131.31x = 7,874,663.00 × 3,127,811.40
  4. Step 4: Simplify right side
    5,706,131.31x = 24,630,460,686,919.14
  5. Step 5: Solve for x
    x = 24,630,460,686,919.14/5,706,131.31
  6. Step 6: Final answer
    x = 4,316,490.34

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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.