Home / 15,582,092.50-21,502,886.70-8,706,631.06

Finding the Fourth Proportional to 15,582,092.50, 21,502,886.70 and 8,706,631.06

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Solution

The fourth proportional to 15,582,092.50, 21,502,886.70 and 8,706,631.06 is: 12,014,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582,092.50 : 21,502,886.70 = 8,706,631.06 : x
  2. Step 2: Convert to fraction form
    15,582,092.50/21,502,886.70 = 8,706,631.06/x
  3. Step 3: Cross multiply
    15,582,092.50x = 21,502,886.70 × 8,706,631.06
  4. Step 4: Simplify right side
    15,582,092.50x = 187,217,701,221,880.91
  5. Step 5: Solve for x
    x = 187,217,701,221,880.91/15,582,092.50
  6. Step 6: Final answer
    x = 12,014,926.83

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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.