Home / 9,783,386.09-13,502,318.51-5,915,934.71

Finding the Fourth Proportional to 9,783,386.09, 13,502,318.51 and 5,915,934.71

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Solution

The fourth proportional to 9,783,386.09, 13,502,318.51 and 5,915,934.71 is: 8,164,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,386.09 : 13,502,318.51 = 5,915,934.71 : x
  2. Step 2: Convert to fraction form
    9,783,386.09/13,502,318.51 = 5,915,934.71/x
  3. Step 3: Cross multiply
    9,783,386.09x = 13,502,318.51 × 5,915,934.71
  4. Step 4: Simplify right side
    9,783,386.09x = 79,878,834,686,062.72
  5. Step 5: Solve for x
    x = 79,878,834,686,062.72/9,783,386.09
  6. Step 6: Final answer
    x = 8,164,743.17

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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.