Home / 37,966,698.17-52,393,877.75-21,221,415.69

Finding the Fourth Proportional to 37,966,698.17, 52,393,877.75 and 21,221,415.69

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Solution

The fourth proportional to 37,966,698.17, 52,393,877.75 and 21,221,415.69 is: 29,285,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,966,698.17 : 52,393,877.75 = 21,221,415.69 : x
  2. Step 2: Convert to fraction form
    37,966,698.17/52,393,877.75 = 21,221,415.69/x
  3. Step 3: Cross multiply
    37,966,698.17x = 52,393,877.75 × 21,221,415.69
  4. Step 4: Simplify right side
    37,966,698.17x = 1,111,872,259,080,976.75
  5. Step 5: Solve for x
    x = 1,111,872,259,080,976.75/37,966,698.17
  6. Step 6: Final answer
    x = 29,285,461.01

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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.