Home / 18,972,643.76-26,182,242.86-10,270,809.98

Finding the Fourth Proportional to 18,972,643.76, 26,182,242.86 and 10,270,809.98

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Solution

The fourth proportional to 18,972,643.76, 26,182,242.86 and 10,270,809.98 is: 14,173,714.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,643.76 : 26,182,242.86 = 10,270,809.98 : x
  2. Step 2: Convert to fraction form
    18,972,643.76/26,182,242.86 = 10,270,809.98/x
  3. Step 3: Cross multiply
    18,972,643.76x = 26,182,242.86 × 10,270,809.98
  4. Step 4: Simplify right side
    18,972,643.76x = 268,912,841,265,271.75
  5. Step 5: Solve for x
    x = 268,912,841,265,271.75/18,972,643.76
  6. Step 6: Final answer
    x = 14,173,714.78

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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.