Home / 57,525,246.45-86,299,988.28-18,660,663.80

Finding the Fourth Proportional to 57,525,246.45, 86,299,988.28 and 18,660,663.80

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Solution

The fourth proportional to 57,525,246.45, 86,299,988.28 and 18,660,663.80 is: 27,994,926.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,525,246.45 : 86,299,988.28 = 18,660,663.80 : x
  2. Step 2: Convert to fraction form
    57,525,246.45/86,299,988.28 = 18,660,663.80/x
  3. Step 3: Cross multiply
    57,525,246.45x = 86,299,988.28 × 18,660,663.80
  4. Step 4: Simplify right side
    57,525,246.45x = 1,610,415,066,805,520.50
  5. Step 5: Solve for x
    x = 1,610,415,066,805,520.50/57,525,246.45
  6. Step 6: Final answer
    x = 27,994,926.86

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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.