Home / 14,492,078.60-21,738,117.90-13,870,095.80

Finding the Fourth Proportional to 14,492,078.60, 21,738,117.90 and 13,870,095.80

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Solution

The fourth proportional to 14,492,078.60, 21,738,117.90 and 13,870,095.80 is: 20,805,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492,078.60 : 21,738,117.90 = 13,870,095.80 : x
  2. Step 2: Convert to fraction form
    14,492,078.60/21,738,117.90 = 13,870,095.80/x
  3. Step 3: Cross multiply
    14,492,078.60x = 21,738,117.90 × 13,870,095.80
  4. Step 4: Simplify right side
    14,492,078.60x = 301,509,777,784,694.81
  5. Step 5: Solve for x
    x = 301,509,777,784,694.81/14,492,078.60
  6. Step 6: Final answer
    x = 20,805,143.70

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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.