Home / 9,872,082.40-14,809,160.40-3,138,930.40

Finding the Fourth Proportional to 9,872,082.40, 14,809,160.40 and 3,138,930.40

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Solution

The fourth proportional to 9,872,082.40, 14,809,160.40 and 3,138,930.40 is: 4,708,725.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872,082.40 : 14,809,160.40 = 3,138,930.40 : x
  2. Step 2: Convert to fraction form
    9,872,082.40/14,809,160.40 = 3,138,930.40/x
  3. Step 3: Cross multiply
    9,872,082.40x = 14,809,160.40 × 3,138,930.40
  4. Step 4: Simplify right side
    9,872,082.40x = 46,484,923,778,036.16
  5. Step 5: Solve for x
    x = 46,484,923,778,036.16/9,872,082.40
  6. Step 6: Final answer
    x = 4,708,725.26

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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.