Home / 21,070,646.79-31,605,982.40-5,924,578.29

Finding the Fourth Proportional to 21,070,646.79, 31,605,982.40 and 5,924,578.29

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Solution

The fourth proportional to 21,070,646.79, 31,605,982.40 and 5,924,578.29 is: 8,886,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,070,646.79 : 31,605,982.40 = 5,924,578.29 : x
  2. Step 2: Convert to fraction form
    21,070,646.79/31,605,982.40 = 5,924,578.29/x
  3. Step 3: Cross multiply
    21,070,646.79x = 31,605,982.40 × 5,924,578.29
  4. Step 4: Simplify right side
    21,070,646.79x = 187,252,117,131,539.19
  5. Step 5: Solve for x
    x = 187,252,117,131,539.19/21,070,646.79
  6. Step 6: Final answer
    x = 8,886,870.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.