Home / 27,783,110.64-38,340,692.69-15,559,967.64

Finding the Fourth Proportional to 27,783,110.64, 38,340,692.69 and 15,559,967.64

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Solution

The fourth proportional to 27,783,110.64, 38,340,692.69 and 15,559,967.64 is: 21,472,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,783,110.64 : 38,340,692.69 = 15,559,967.64 : x
  2. Step 2: Convert to fraction form
    27,783,110.64/38,340,692.69 = 15,559,967.64/x
  3. Step 3: Cross multiply
    27,783,110.64x = 38,340,692.69 × 15,559,967.64
  4. Step 4: Simplify right side
    27,783,110.64x = 596,579,937,473,784.75
  5. Step 5: Solve for x
    x = 596,579,937,473,784.75/27,783,110.64
  6. Step 6: Final answer
    x = 21,472,755.34

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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.