Home / 30,346,007.49-41,881,325.81-19,900,811.43

Finding the Fourth Proportional to 30,346,007.49, 41,881,325.81 and 19,900,811.43

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Solution

The fourth proportional to 30,346,007.49, 41,881,325.81 and 19,900,811.43 is: 27,465,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346,007.49 : 41,881,325.81 = 19,900,811.43 : x
  2. Step 2: Convert to fraction form
    30,346,007.49/41,881,325.81 = 19,900,811.43/x
  3. Step 3: Cross multiply
    30,346,007.49x = 41,881,325.81 × 19,900,811.43
  4. Step 4: Simplify right side
    30,346,007.49x = 833,472,367,283,697.88
  5. Step 5: Solve for x
    x = 833,472,367,283,697.88/30,346,007.49
  6. Step 6: Final answer
    x = 27,465,635.06

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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.