Home / 8,731,996.40-13,095,661.80-2,666,716.40

Finding the Fourth Proportional to 8,731,996.40, 13,095,661.80 and 2,666,716.40

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Solution

The fourth proportional to 8,731,996.40, 13,095,661.80 and 2,666,716.40 is: 3,999,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,996.40 : 13,095,661.80 = 2,666,716.40 : x
  2. Step 2: Convert to fraction form
    8,731,996.40/13,095,661.80 = 2,666,716.40/x
  3. Step 3: Cross multiply
    8,731,996.40x = 13,095,661.80 × 2,666,716.40
  4. Step 4: Simplify right side
    8,731,996.40x = 34,922,416,090,913.52
  5. Step 5: Solve for x
    x = 34,922,416,090,913.52/8,731,996.40
  6. Step 6: Final answer
    x = 3,999,362.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.