Home / 9,128,501.36-12,597,725.76-5,054,120.36

Finding the Fourth Proportional to 9,128,501.36, 12,597,725.76 and 5,054,120.36

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Solution

The fourth proportional to 9,128,501.36, 12,597,725.76 and 5,054,120.36 is: 6,974,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,501.36 : 12,597,725.76 = 5,054,120.36 : x
  2. Step 2: Convert to fraction form
    9,128,501.36/12,597,725.76 = 5,054,120.36/x
  3. Step 3: Cross multiply
    9,128,501.36x = 12,597,725.76 × 5,054,120.36
  4. Step 4: Simplify right side
    9,128,501.36x = 63,670,422,253,312.48
  5. Step 5: Solve for x
    x = 63,670,422,253,312.48/9,128,501.36
  6. Step 6: Final answer
    x = 6,974,904.18

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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.