Home / 14,398,271.42-21,602,846.48-8,645,016.62

Finding the Fourth Proportional to 14,398,271.42, 21,602,846.48 and 8,645,016.62

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Solution

The fourth proportional to 14,398,271.42, 21,602,846.48 and 8,645,016.62 is: 12,970,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398,271.42 : 21,602,846.48 = 8,645,016.62 : x
  2. Step 2: Convert to fraction form
    14,398,271.42/21,602,846.48 = 8,645,016.62/x
  3. Step 3: Cross multiply
    14,398,271.42x = 21,602,846.48 × 8,645,016.62
  4. Step 4: Simplify right side
    14,398,271.42x = 186,756,966,869,690.56
  5. Step 5: Solve for x
    x = 186,756,966,869,690.56/14,398,271.42
  6. Step 6: Final answer
    x = 12,970,790.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.