Home / 28,604,324.40-42,904,518.30-9,173,266.80

Finding the Fourth Proportional to 28,604,324.40, 42,904,518.30 and 9,173,266.80

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Solution

The fourth proportional to 28,604,324.40, 42,904,518.30 and 9,173,266.80 is: 13,759,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604,324.40 : 42,904,518.30 = 9,173,266.80 : x
  2. Step 2: Convert to fraction form
    28,604,324.40/42,904,518.30 = 9,173,266.80/x
  3. Step 3: Cross multiply
    28,604,324.40x = 42,904,518.30 × 9,173,266.80
  4. Step 4: Simplify right side
    28,604,324.40x = 393,574,593,291,382.44
  5. Step 5: Solve for x
    x = 393,574,593,291,382.44/28,604,324.40
  6. Step 6: Final answer
    x = 13,759,268.98

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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.