Home / 28,633,521.25-42,957,006.90-9,464,276.25

Finding the Fourth Proportional to 28,633,521.25, 42,957,006.90 and 9,464,276.25

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Solution

The fourth proportional to 28,633,521.25, 42,957,006.90 and 9,464,276.25 is: 14,198,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,633,521.25 : 42,957,006.90 = 9,464,276.25 : x
  2. Step 2: Convert to fraction form
    28,633,521.25/42,957,006.90 = 9,464,276.25/x
  3. Step 3: Cross multiply
    28,633,521.25x = 42,957,006.90 × 9,464,276.25
  4. Step 4: Simplify right side
    28,633,521.25x = 406,556,980,174,756.12
  5. Step 5: Solve for x
    x = 406,556,980,174,756.12/28,633,521.25
  6. Step 6: Final answer
    x = 14,198,637.21

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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.