Home / 28,483,854.52-42,732,502.62-9,314,537.08

Finding the Fourth Proportional to 28,483,854.52, 42,732,502.62 and 9,314,537.08

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Solution

The fourth proportional to 28,483,854.52, 42,732,502.62 and 9,314,537.08 is: 13,974,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,483,854.52 : 42,732,502.62 = 9,314,537.08 : x
  2. Step 2: Convert to fraction form
    28,483,854.52/42,732,502.62 = 9,314,537.08/x
  3. Step 3: Cross multiply
    28,483,854.52x = 42,732,502.62 × 9,314,537.08
  4. Step 4: Simplify right side
    28,483,854.52x = 398,033,480,175,187.12
  5. Step 5: Solve for x
    x = 398,033,480,175,187.12/28,483,854.52
  6. Step 6: Final answer
    x = 13,974,003.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.