Home / 18,534,045.80-27,801,068.70-5,758,466.60

Finding the Fourth Proportional to 18,534,045.80, 27,801,068.70 and 5,758,466.60

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Solution

The fourth proportional to 18,534,045.80, 27,801,068.70 and 5,758,466.60 is: 8,637,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,045.80 : 27,801,068.70 = 5,758,466.60 : x
  2. Step 2: Convert to fraction form
    18,534,045.80/27,801,068.70 = 5,758,466.60/x
  3. Step 3: Cross multiply
    18,534,045.80x = 27,801,068.70 × 5,758,466.60
  4. Step 4: Simplify right side
    18,534,045.80x = 160,091,525,553,255.41
  5. Step 5: Solve for x
    x = 160,091,525,553,255.41/18,534,045.80
  6. Step 6: Final answer
    x = 8,637,699.90

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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.