Home / 20,637,527.14-30,964,776.29-9,116,914.16

Finding the Fourth Proportional to 20,637,527.14, 30,964,776.29 and 9,116,914.16

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Solution

The fourth proportional to 20,637,527.14, 30,964,776.29 and 9,116,914.16 is: 13,679,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,637,527.14 : 30,964,776.29 = 9,116,914.16 : x
  2. Step 2: Convert to fraction form
    20,637,527.14/30,964,776.29 = 9,116,914.16/x
  3. Step 3: Cross multiply
    20,637,527.14x = 30,964,776.29 × 9,116,914.16
  4. Step 4: Simplify right side
    20,637,527.14x = 282,303,207,419,533.25
  5. Step 5: Solve for x
    x = 282,303,207,419,533.25/20,637,527.14
  6. Step 6: Final answer
    x = 13,679,119.86

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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.