Home / 13,270,387.14-18,303,700.64-8,857,888.01

Finding the Fourth Proportional to 13,270,387.14, 18,303,700.64 and 8,857,888.01

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Solution

The fourth proportional to 13,270,387.14, 18,303,700.64 and 8,857,888.01 is: 12,217,588.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,387.14 : 18,303,700.64 = 8,857,888.01 : x
  2. Step 2: Convert to fraction form
    13,270,387.14/18,303,700.64 = 8,857,888.01/x
  3. Step 3: Cross multiply
    13,270,387.14x = 18,303,700.64 × 8,857,888.01
  4. Step 4: Simplify right side
    13,270,387.14x = 162,132,130,301,877.41
  5. Step 5: Solve for x
    x = 162,132,130,301,877.41/13,270,387.14
  6. Step 6: Final answer
    x = 12,217,588.57

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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.