Home / 14,260,379.90-19,681,839.77-8,462,358.59

Finding the Fourth Proportional to 14,260,379.90, 19,681,839.77 and 8,462,358.59

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Solution

The fourth proportional to 14,260,379.90, 19,681,839.77 and 8,462,358.59 is: 11,679,547.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260,379.90 : 19,681,839.77 = 8,462,358.59 : x
  2. Step 2: Convert to fraction form
    14,260,379.90/19,681,839.77 = 8,462,358.59/x
  3. Step 3: Cross multiply
    14,260,379.90x = 19,681,839.77 × 8,462,358.59
  4. Step 4: Simplify right side
    14,260,379.90x = 166,554,785,703,942.16
  5. Step 5: Solve for x
    x = 166,554,785,703,942.16/14,260,379.90
  6. Step 6: Final answer
    x = 11,679,547.59

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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.