Home / 27,551,554.94-38,021,495.58-15,163,074.74

Finding the Fourth Proportional to 27,551,554.94, 38,021,495.58 and 15,163,074.74

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Solution

The fourth proportional to 27,551,554.94, 38,021,495.58 and 15,163,074.74 is: 20,925,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551,554.94 : 38,021,495.58 = 15,163,074.74 : x
  2. Step 2: Convert to fraction form
    27,551,554.94/38,021,495.58 = 15,163,074.74/x
  3. Step 3: Cross multiply
    27,551,554.94x = 38,021,495.58 × 15,163,074.74
  4. Step 4: Simplify right side
    27,551,554.94x = 576,522,779,206,119.62
  5. Step 5: Solve for x
    x = 576,522,779,206,119.62/27,551,554.94
  6. Step 6: Final answer
    x = 20,925,235.63

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Double scale
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1.5x scale

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.