Home / 8,693,278.05-13,041,666.68-7,283,100.45

Finding the Fourth Proportional to 8,693,278.05, 13,041,666.68 and 7,283,100.45

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Solution

The fourth proportional to 8,693,278.05, 13,041,666.68 and 7,283,100.45 is: 10,926,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,278.05 : 13,041,666.68 = 7,283,100.45 : x
  2. Step 2: Convert to fraction form
    8,693,278.05/13,041,666.68 = 7,283,100.45/x
  3. Step 3: Cross multiply
    8,693,278.05x = 13,041,666.68 × 7,283,100.45
  4. Step 4: Simplify right side
    8,693,278.05x = 94,983,768,429,442.52
  5. Step 5: Solve for x
    x = 94,983,768,429,442.52/8,693,278.05
  6. Step 6: Final answer
    x = 10,926,116.46

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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.