Home / 9,676,939.42-13,354,177.32-5,266,681.40

Finding the Fourth Proportional to 9,676,939.42, 13,354,177.32 and 5,266,681.40

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Solution

The fourth proportional to 9,676,939.42, 13,354,177.32 and 5,266,681.40 is: 7,268,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676,939.42 : 13,354,177.32 = 5,266,681.40 : x
  2. Step 2: Convert to fraction form
    9,676,939.42/13,354,177.32 = 5,266,681.40/x
  3. Step 3: Cross multiply
    9,676,939.42x = 13,354,177.32 × 5,266,681.40
  4. Step 4: Simplify right side
    9,676,939.42x = 70,332,197,303,545.85
  5. Step 5: Solve for x
    x = 70,332,197,303,545.85/9,676,939.42
  6. Step 6: Final answer
    x = 7,268,020.83

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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.