Home / 37,941,240-52,366,004.37-21,643,716

Finding the Fourth Proportional to 37,941,240, 52,366,004.37 and 21,643,716

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Solution

The fourth proportional to 37,941,240, 52,366,004.37 and 21,643,716 is: 29,872,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,941,240 : 52,366,004.37 = 21,643,716 : x
  2. Step 2: Convert to fraction form
    37,941,240/52,366,004.37 = 21,643,716/x
  3. Step 3: Cross multiply
    37,941,240x = 52,366,004.37 × 21,643,716
  4. Step 4: Simplify right side
    37,941,240x = 1,133,394,926,639,038.75
  5. Step 5: Solve for x
    x = 1,133,394,926,639,038.75/37,941,240
  6. Step 6: Final answer
    x = 29,872,374.40

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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.