Home / 28,019,997.04-42,026,516.88-7,551,317.92

Finding the Fourth Proportional to 28,019,997.04, 42,026,516.88 and 7,551,317.92

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Solution

The fourth proportional to 28,019,997.04, 42,026,516.88 and 7,551,317.92 is: 11,326,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,019,997.04 : 42,026,516.88 = 7,551,317.92 : x
  2. Step 2: Convert to fraction form
    28,019,997.04/42,026,516.88 = 7,551,317.92/x
  3. Step 3: Cross multiply
    28,019,997.04x = 42,026,516.88 × 7,551,317.92
  4. Step 4: Simplify right side
    28,019,997.04x = 317,355,590,031,126.50
  5. Step 5: Solve for x
    x = 317,355,590,031,126.50/28,019,997.04
  6. Step 6: Final answer
    x = 11,326,039.38

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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.