Home / 18,604,289.16-25,668,148.86-10,863,747.72

Finding the Fourth Proportional to 18,604,289.16, 25,668,148.86 and 10,863,747.72

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Solution

The fourth proportional to 18,604,289.16, 25,668,148.86 and 10,863,747.72 is: 14,988,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,289.16 : 25,668,148.86 = 10,863,747.72 : x
  2. Step 2: Convert to fraction form
    18,604,289.16/25,668,148.86 = 10,863,747.72/x
  3. Step 3: Cross multiply
    18,604,289.16x = 25,668,148.86 × 10,863,747.72
  4. Step 4: Simplify right side
    18,604,289.16x = 278,852,293,654,445.62
  5. Step 5: Solve for x
    x = 278,852,293,654,445.62/18,604,289.16
  6. Step 6: Final answer
    x = 14,988,602.43

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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.