Home / 28,035,448.32-42,052,892.13-8,866,208.64

Finding the Fourth Proportional to 28,035,448.32, 42,052,892.13 and 8,866,208.64

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Solution

The fourth proportional to 28,035,448.32, 42,052,892.13 and 8,866,208.64 is: 13,299,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,448.32 : 42,052,892.13 = 8,866,208.64 : x
  2. Step 2: Convert to fraction form
    28,035,448.32/42,052,892.13 = 8,866,208.64/x
  3. Step 3: Cross multiply
    28,035,448.32x = 42,052,892.13 × 8,866,208.64
  4. Step 4: Simplify right side
    28,035,448.32x = 372,849,715,539,994.06
  5. Step 5: Solve for x
    x = 372,849,715,539,994.06/28,035,448.32
  6. Step 6: Final answer
    x = 13,299,224.30

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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.