Home / 28,115,783.88-42,175,526.26-7,366,730.04

Finding the Fourth Proportional to 28,115,783.88, 42,175,526.26 and 7,366,730.04

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Solution

The fourth proportional to 28,115,783.88, 42,175,526.26 and 7,366,730.04 is: 11,050,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,115,783.88 : 42,175,526.26 = 7,366,730.04 : x
  2. Step 2: Convert to fraction form
    28,115,783.88/42,175,526.26 = 7,366,730.04/x
  3. Step 3: Cross multiply
    28,115,783.88x = 42,175,526.26 × 7,366,730.04
  4. Step 4: Simplify right side
    28,115,783.88x = 310,695,716,252,350.81
  5. Step 5: Solve for x
    x = 310,695,716,252,350.81/28,115,783.88
  6. Step 6: Final answer
    x = 11,050,579.90

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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.