Home / 9,369,465-13,975,437.90-8,508,399.36

Finding the Fourth Proportional to 9,369,465, 13,975,437.90 and 8,508,399.36

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Solution

The fourth proportional to 9,369,465, 13,975,437.90 and 8,508,399.36 is: 12,691,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369,465 : 13,975,437.90 = 8,508,399.36 : x
  2. Step 2: Convert to fraction form
    9,369,465/13,975,437.90 = 8,508,399.36/x
  3. Step 3: Cross multiply
    9,369,465x = 13,975,437.90 × 8,508,399.36
  4. Step 4: Simplify right side
    9,369,465x = 118,908,606,884,079.73
  5. Step 5: Solve for x
    x = 118,908,606,884,079.73/9,369,465
  6. Step 6: Final answer
    x = 12,691,077.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.