Home / 5,017,642.72-6,924,125.10-2,842,142.11

Finding the Fourth Proportional to 5,017,642.72, 6,924,125.10 and 2,842,142.11

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Solution

The fourth proportional to 5,017,642.72, 6,924,125.10 and 2,842,142.11 is: 3,922,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017,642.72 : 6,924,125.10 = 2,842,142.11 : x
  2. Step 2: Convert to fraction form
    5,017,642.72/6,924,125.10 = 2,842,142.11/x
  3. Step 3: Cross multiply
    5,017,642.72x = 6,924,125.10 × 2,842,142.11
  4. Step 4: Simplify right side
    5,017,642.72x = 19,679,347,521,617.96
  5. Step 5: Solve for x
    x = 19,679,347,521,617.96/5,017,642.72
  6. Step 6: Final answer
    x = 3,922,030.45

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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.