Home / 16,485,012.44-22,748,978.28-9,141,660.58

Finding the Fourth Proportional to 16,485,012.44, 22,748,978.28 and 9,141,660.58

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Solution

The fourth proportional to 16,485,012.44, 22,748,978.28 and 9,141,660.58 is: 12,615,303.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485,012.44 : 22,748,978.28 = 9,141,660.58 : x
  2. Step 2: Convert to fraction form
    16,485,012.44/22,748,978.28 = 9,141,660.58/x
  3. Step 3: Cross multiply
    16,485,012.44x = 22,748,978.28 × 9,141,660.58
  4. Step 4: Simplify right side
    16,485,012.44x = 207,963,437,977,552.22
  5. Step 5: Solve for x
    x = 207,963,437,977,552.22/16,485,012.44
  6. Step 6: Final answer
    x = 12,615,303.67

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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.