Home / 15,941,013.98-21,996,782.62-8,970,345.14

Finding the Fourth Proportional to 15,941,013.98, 21,996,782.62 and 8,970,345.14

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Solution

The fourth proportional to 15,941,013.98, 21,996,782.62 and 8,970,345.14 is: 12,378,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,941,013.98 : 21,996,782.62 = 8,970,345.14 : x
  2. Step 2: Convert to fraction form
    15,941,013.98/21,996,782.62 = 8,970,345.14/x
  3. Step 3: Cross multiply
    15,941,013.98x = 21,996,782.62 × 8,970,345.14
  4. Step 4: Simplify right side
    15,941,013.98x = 197,318,731,938,543.69
  5. Step 5: Solve for x
    x = 197,318,731,938,543.69/15,941,013.98
  6. Step 6: Final answer
    x = 12,378,054.01

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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.