Home / 9,330,386.14-12,875,992.64-5,200,679.13

Finding the Fourth Proportional to 9,330,386.14, 12,875,992.64 and 5,200,679.13

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Solution

The fourth proportional to 9,330,386.14, 12,875,992.64 and 5,200,679.13 is: 7,176,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,386.14 : 12,875,992.64 = 5,200,679.13 : x
  2. Step 2: Convert to fraction form
    9,330,386.14/12,875,992.64 = 5,200,679.13/x
  3. Step 3: Cross multiply
    9,330,386.14x = 12,875,992.64 × 5,200,679.13
  4. Step 4: Simplify right side
    9,330,386.14x = 66,963,906,200,881.60
  5. Step 5: Solve for x
    x = 66,963,906,200,881.60/9,330,386.14
  6. Step 6: Final answer
    x = 7,176,970.51

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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.