Home / 14,568,347.40-21,858,644.70-7,828,888.20

Finding the Fourth Proportional to 14,568,347.40, 21,858,644.70 and 7,828,888.20

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Solution

The fourth proportional to 14,568,347.40, 21,858,644.70 and 7,828,888.20 is: 11,746,623.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568,347.40 : 21,858,644.70 = 7,828,888.20 : x
  2. Step 2: Convert to fraction form
    14,568,347.40/21,858,644.70 = 7,828,888.20/x
  3. Step 3: Cross multiply
    14,568,347.40x = 21,858,644.70 × 7,828,888.20
  4. Step 4: Simplify right side
    14,568,347.40x = 171,128,885,559,822.53
  5. Step 5: Solve for x
    x = 171,128,885,559,822.53/14,568,347.40
  6. Step 6: Final answer
    x = 11,746,623.06

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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.