Home / 18,637,534.35-27,946,946.48-10,858,966.47

Finding the Fourth Proportional to 18,637,534.35, 27,946,946.48 and 10,858,966.47

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Solution

The fourth proportional to 18,637,534.35, 27,946,946.48 and 10,858,966.47 is: 16,282,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,637,534.35 : 27,946,946.48 = 10,858,966.47 : x
  2. Step 2: Convert to fraction form
    18,637,534.35/27,946,946.48 = 10,858,966.47/x
  3. Step 3: Cross multiply
    18,637,534.35x = 27,946,946.48 × 10,858,966.47
  4. Step 4: Simplify right side
    18,637,534.35x = 303,474,954,710,909.75
  5. Step 5: Solve for x
    x = 303,474,954,710,909.75/18,637,534.35
  6. Step 6: Final answer
    x = 16,282,999.08

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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.