Home / 18,402,521.60-27,605,094.60-5,623,005.80

Finding the Fourth Proportional to 18,402,521.60, 27,605,094.60 and 5,623,005.80

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Solution

The fourth proportional to 18,402,521.60, 27,605,094.60 and 5,623,005.80 is: 8,434,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,521.60 : 27,605,094.60 = 5,623,005.80 : x
  2. Step 2: Convert to fraction form
    18,402,521.60/27,605,094.60 = 5,623,005.80/x
  3. Step 3: Cross multiply
    18,402,521.60x = 27,605,094.60 × 5,623,005.80
  4. Step 4: Simplify right side
    18,402,521.60x = 155,223,607,045,348.69
  5. Step 5: Solve for x
    x = 155,223,607,045,348.69/18,402,521.60
  6. Step 6: Final answer
    x = 8,434,909.65

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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.