Home / 16,977,849-23,428,086.48-9,635,681.76

Finding the Fourth Proportional to 16,977,849, 23,428,086.48 and 9,635,681.76

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Solution

The fourth proportional to 16,977,849, 23,428,086.48 and 9,635,681.76 is: 13,296,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977,849 : 23,428,086.48 = 9,635,681.76 : x
  2. Step 2: Convert to fraction form
    16,977,849/23,428,086.48 = 9,635,681.76/x
  3. Step 3: Cross multiply
    16,977,849x = 23,428,086.48 × 9,635,681.76
  4. Step 4: Simplify right side
    16,977,849x = 225,745,585,567,038.59
  5. Step 5: Solve for x
    x = 225,745,585,567,038.59/16,977,849
  6. Step 6: Final answer
    x = 13,296,477.40

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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.