Home / 14,492,068.60-21,738,102.90-13,870,085.80

Finding the Fourth Proportional to 14,492,068.60, 21,738,102.90 and 13,870,085.80

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Solution

The fourth proportional to 14,492,068.60, 21,738,102.90 and 13,870,085.80 is: 20,805,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492,068.60 : 21,738,102.90 = 13,870,085.80 : x
  2. Step 2: Convert to fraction form
    14,492,068.60/21,738,102.90 = 13,870,085.80/x
  3. Step 3: Cross multiply
    14,492,068.60x = 21,738,102.90 × 13,870,085.80
  4. Step 4: Simplify right side
    14,492,068.60x = 301,509,352,352,228.81
  5. Step 5: Solve for x
    x = 301,509,352,352,228.81/14,492,068.60
  6. Step 6: Final answer
    x = 20,805,128.70

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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.