Home / 53,628,474.78-80,443,459.60-15,289,988.94

Finding the Fourth Proportional to 53,628,474.78, 80,443,459.60 and 15,289,988.94

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Solution

The fourth proportional to 53,628,474.78, 80,443,459.60 and 15,289,988.94 is: 22,935,196.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,628,474.78 : 80,443,459.60 = 15,289,988.94 : x
  2. Step 2: Convert to fraction form
    53,628,474.78/80,443,459.60 = 15,289,988.94/x
  3. Step 3: Cross multiply
    53,628,474.78x = 80,443,459.60 × 15,289,988.94
  4. Step 4: Simplify right side
    53,628,474.78x = 1,229,979,607,818,670.50
  5. Step 5: Solve for x
    x = 1,229,979,607,818,670.50/53,628,474.78
  6. Step 6: Final answer
    x = 22,935,196.51

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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.