Home / 8,666,980.40-11,960,422.17-4,799,496.89

Finding the Fourth Proportional to 8,666,980.40, 11,960,422.17 and 4,799,496.89

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Solution

The fourth proportional to 8,666,980.40, 11,960,422.17 and 4,799,496.89 is: 6,623,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,980.40 : 11,960,422.17 = 4,799,496.89 : x
  2. Step 2: Convert to fraction form
    8,666,980.40/11,960,422.17 = 4,799,496.89/x
  3. Step 3: Cross multiply
    8,666,980.40x = 11,960,422.17 × 4,799,496.89
  4. Step 4: Simplify right side
    8,666,980.40x = 57,404,009,019,904.99
  5. Step 5: Solve for x
    x = 57,404,009,019,904.99/8,666,980.40
  6. Step 6: Final answer
    x = 6,623,299.74

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1.5x scale

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.