Home / 15,583,304.36-21,504,547.50-8,707,842.92

Finding the Fourth Proportional to 15,583,304.36, 21,504,547.50 and 8,707,842.92

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Solution

The fourth proportional to 15,583,304.36, 21,504,547.50 and 8,707,842.92 is: 12,016,592.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,304.36 : 21,504,547.50 = 8,707,842.92 : x
  2. Step 2: Convert to fraction form
    15,583,304.36/21,504,547.50 = 8,707,842.92/x
  3. Step 3: Cross multiply
    15,583,304.36x = 21,504,547.50 × 8,707,842.92
  4. Step 4: Simplify right side
    15,583,304.36x = 187,258,221,695,678.69
  5. Step 5: Solve for x
    x = 187,258,221,695,678.69/15,583,304.36
  6. Step 6: Final answer
    x = 12,016,592.72

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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.