Home / 14,096,156.40-21,130,237.80-6,509,890.80

Finding the Fourth Proportional to 14,096,156.40, 21,130,237.80 and 6,509,890.80

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Solution

The fourth proportional to 14,096,156.40, 21,130,237.80 and 6,509,890.80 is: 9,758,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096,156.40 : 21,130,237.80 = 6,509,890.80 : x
  2. Step 2: Convert to fraction form
    14,096,156.40/21,130,237.80 = 6,509,890.80/x
  3. Step 3: Cross multiply
    14,096,156.40x = 21,130,237.80 × 6,509,890.80
  4. Step 4: Simplify right side
    14,096,156.40x = 137,555,540,656,032.23
  5. Step 5: Solve for x
    x = 137,555,540,656,032.23/14,096,156.40
  6. Step 6: Final answer
    x = 9,758,372.19

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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.