Home / 7,786,146.80-10,666,842.65-7,495,043.06

Finding the Fourth Proportional to 7,786,146.80, 10,666,842.65 and 7,495,043.06

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Solution

The fourth proportional to 7,786,146.80, 10,666,842.65 and 7,495,043.06 is: 10,268,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,146.80 : 10,666,842.65 = 7,495,043.06 : x
  2. Step 2: Convert to fraction form
    7,786,146.80/10,666,842.65 = 7,495,043.06/x
  3. Step 3: Cross multiply
    7,786,146.80x = 10,666,842.65 × 7,495,043.06
  4. Step 4: Simplify right side
    7,786,146.80x = 79,948,444,993,292.81
  5. Step 5: Solve for x
    x = 79,948,444,993,292.81/7,786,146.80
  6. Step 6: Final answer
    x = 10,268,037.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.