Home / 36,896,999.40-55,345,499.10-28,287,655.20

Finding the Fourth Proportional to 36,896,999.40, 55,345,499.10 and 28,287,655.20

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Solution

The fourth proportional to 36,896,999.40, 55,345,499.10 and 28,287,655.20 is: 42,431,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,896,999.40 : 55,345,499.10 = 28,287,655.20 : x
  2. Step 2: Convert to fraction form
    36,896,999.40/55,345,499.10 = 28,287,655.20/x
  3. Step 3: Cross multiply
    36,896,999.40x = 55,345,499.10 × 28,287,655.20
  4. Step 4: Simplify right side
    36,896,999.40x = 1,565,594,395,412,710.25
  5. Step 5: Solve for x
    x = 1,565,594,395,412,710.25/36,896,999.40
  6. Step 6: Final answer
    x = 42,431,482.80

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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.