Home / 11,391,428.04-15,720,050.88-6,164,321.79

Finding the Fourth Proportional to 11,391,428.04, 15,720,050.88 and 6,164,321.79

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Solution

The fourth proportional to 11,391,428.04, 15,720,050.88 and 6,164,321.79 is: 8,506,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,428.04 : 15,720,050.88 = 6,164,321.79 : x
  2. Step 2: Convert to fraction form
    11,391,428.04/15,720,050.88 = 6,164,321.79/x
  3. Step 3: Cross multiply
    11,391,428.04x = 15,720,050.88 × 6,164,321.79
  4. Step 4: Simplify right side
    11,391,428.04x = 96,903,452,179,492.69
  5. Step 5: Solve for x
    x = 96,903,452,179,492.69/11,391,428.04
  6. Step 6: Final answer
    x = 8,506,699.23

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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.