Home / 13,863,502.86-19,131,397.59-7,668,544.66

Finding the Fourth Proportional to 13,863,502.86, 19,131,397.59 and 7,668,544.66

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Solution

The fourth proportional to 13,863,502.86, 19,131,397.59 and 7,668,544.66 is: 10,582,460.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,502.86 : 19,131,397.59 = 7,668,544.66 : x
  2. Step 2: Convert to fraction form
    13,863,502.86/19,131,397.59 = 7,668,544.66/x
  3. Step 3: Cross multiply
    13,863,502.86x = 19,131,397.59 × 7,668,544.66
  4. Step 4: Simplify right side
    13,863,502.86x = 146,709,976,808,059.91
  5. Step 5: Solve for x
    x = 146,709,976,808,059.91/13,863,502.86
  6. Step 6: Final answer
    x = 10,582,460.89

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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.