Home / 27,507,053.60-37,960,644.06-15,117,586.18

Finding the Fourth Proportional to 27,507,053.60, 37,960,644.06 and 15,117,586.18

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Solution

The fourth proportional to 27,507,053.60, 37,960,644.06 and 15,117,586.18 is: 20,862,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507,053.60 : 37,960,644.06 = 15,117,586.18 : x
  2. Step 2: Convert to fraction form
    27,507,053.60/37,960,644.06 = 15,117,586.18/x
  3. Step 3: Cross multiply
    27,507,053.60x = 37,960,644.06 × 15,117,586.18
  4. Step 4: Simplify right side
    27,507,053.60x = 573,873,308,025,355.12
  5. Step 5: Solve for x
    x = 573,873,308,025,355.12/27,507,053.60
  6. Step 6: Final answer
    x = 20,862,769.11

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1.5x scale

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.