Home / 57,955,037.80-86,943,054.30-29,128,628.20

Finding the Fourth Proportional to 57,955,037.80, 86,943,054.30 and 29,128,628.20

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Solution

The fourth proportional to 57,955,037.80, 86,943,054.30 and 29,128,628.20 is: 43,698,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,955,037.80 : 86,943,054.30 = 29,128,628.20 : x
  2. Step 2: Convert to fraction form
    57,955,037.80/86,943,054.30 = 29,128,628.20/x
  3. Step 3: Cross multiply
    57,955,037.80x = 86,943,054.30 × 29,128,628.20
  4. Step 4: Simplify right side
    57,955,037.80x = 2,532,531,903,277,111
  5. Step 5: Solve for x
    x = 2,532,531,903,277,111/57,955,037.80
  6. Step 6: Final answer
    x = 43,698,218.47

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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.