Home / 8,666,989.31-11,960,434.46-4,799,505.80

Finding the Fourth Proportional to 8,666,989.31, 11,960,434.46 and 4,799,505.80

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Solution

The fourth proportional to 8,666,989.31, 11,960,434.46 and 4,799,505.80 is: 6,623,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,989.31 : 11,960,434.46 = 4,799,505.80 : x
  2. Step 2: Convert to fraction form
    8,666,989.31/11,960,434.46 = 4,799,505.80/x
  3. Step 3: Cross multiply
    8,666,989.31x = 11,960,434.46 × 4,799,505.80
  4. Step 4: Simplify right side
    8,666,989.31x = 57,404,174,477,490.16
  5. Step 5: Solve for x
    x = 57,404,174,477,490.16/8,666,989.31
  6. Step 6: Final answer
    x = 6,623,312.02

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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.