Home / 28,675,088.04-39,571,502.02-15,622,306.28

Finding the Fourth Proportional to 28,675,088.04, 39,571,502.02 and 15,622,306.28

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Solution

The fourth proportional to 28,675,088.04, 39,571,502.02 and 15,622,306.28 is: 21,558,717.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675,088.04 : 39,571,502.02 = 15,622,306.28 : x
  2. Step 2: Convert to fraction form
    28,675,088.04/39,571,502.02 = 15,622,306.28/x
  3. Step 3: Cross multiply
    28,675,088.04x = 39,571,502.02 × 15,622,306.28
  4. Step 4: Simplify right side
    28,675,088.04x = 618,198,124,516,078.75
  5. Step 5: Solve for x
    x = 618,198,124,516,078.75/28,675,088.04
  6. Step 6: Final answer
    x = 21,558,717.58

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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.