Home / 10,824,142.80-14,925,347.37-6,897,679.05

Finding the Fourth Proportional to 10,824,142.80, 14,925,347.37 and 6,897,679.05

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Solution

The fourth proportional to 10,824,142.80, 14,925,347.37 and 6,897,679.05 is: 9,511,169.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824,142.80 : 14,925,347.37 = 6,897,679.05 : x
  2. Step 2: Convert to fraction form
    10,824,142.80/14,925,347.37 = 6,897,679.05/x
  3. Step 3: Cross multiply
    10,824,142.80x = 14,925,347.37 × 6,897,679.05
  4. Step 4: Simplify right side
    10,824,142.80x = 102,950,255,868,021.59
  5. Step 5: Solve for x
    x = 102,950,255,868,021.59/10,824,142.80
  6. Step 6: Final answer
    x = 9,511,169.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.