Home / 18,590,169.60-27,885,254.40-5,810,653.80

Finding the Fourth Proportional to 18,590,169.60, 27,885,254.40 and 5,810,653.80

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Solution

The fourth proportional to 18,590,169.60, 27,885,254.40 and 5,810,653.80 is: 8,715,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590,169.60 : 27,885,254.40 = 5,810,653.80 : x
  2. Step 2: Convert to fraction form
    18,590,169.60/27,885,254.40 = 5,810,653.80/x
  3. Step 3: Cross multiply
    18,590,169.60x = 27,885,254.40 × 5,810,653.80
  4. Step 4: Simplify right side
    18,590,169.60x = 162,031,559,443,326.72
  5. Step 5: Solve for x
    x = 162,031,559,443,326.72/18,590,169.60
  6. Step 6: Final answer
    x = 8,715,980.70

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1.5x scale

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.