Home / 30,543,841.24-42,151,332.36-16,606,134.15

Finding the Fourth Proportional to 30,543,841.24, 42,151,332.36 and 16,606,134.15

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Solution

The fourth proportional to 30,543,841.24, 42,151,332.36 and 16,606,134.15 is: 22,916,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,543,841.24 : 42,151,332.36 = 16,606,134.15 : x
  2. Step 2: Convert to fraction form
    30,543,841.24/42,151,332.36 = 16,606,134.15/x
  3. Step 3: Cross multiply
    30,543,841.24x = 42,151,332.36 × 16,606,134.15
  4. Step 4: Simplify right side
    30,543,841.24x = 699,970,679,802,532.62
  5. Step 5: Solve for x
    x = 699,970,679,802,532.62/30,543,841.24
  6. Step 6: Final answer
    x = 22,916,917.17

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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.