Home / 11,391,428.54-15,720,051.57-6,164,322.29

Finding the Fourth Proportional to 11,391,428.54, 15,720,051.57 and 6,164,322.29

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Solution

The fourth proportional to 11,391,428.54, 15,720,051.57 and 6,164,322.29 is: 8,506,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,428.54 : 15,720,051.57 = 6,164,322.29 : x
  2. Step 2: Convert to fraction form
    11,391,428.54/15,720,051.57 = 6,164,322.29/x
  3. Step 3: Cross multiply
    11,391,428.54x = 15,720,051.57 × 6,164,322.29
  4. Step 4: Simplify right side
    11,391,428.54x = 96,903,464,292,900.50
  5. Step 5: Solve for x
    x = 96,903,464,292,900.50/11,391,428.54
  6. Step 6: Final answer
    x = 8,506,699.92

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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.