Home / 66,368,713.96-99,588,762.90-63,952,997.50

Finding the Fourth Proportional to 66,368,713.96, 99,588,762.90 and 63,952,997.50

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Solution

The fourth proportional to 66,368,713.96, 99,588,762.90 and 63,952,997.50 is: 95,963,889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,368,713.96 : 99,588,762.90 = 63,952,997.50 : x
  2. Step 2: Convert to fraction form
    66,368,713.96/99,588,762.90 = 63,952,997.50/x
  3. Step 3: Cross multiply
    66,368,713.96x = 99,588,762.90 × 63,952,997.50
  4. Step 4: Simplify right side
    66,368,713.96x = 6,368,999,904,771,793
  5. Step 5: Solve for x
    x = 6,368,999,904,771,793/66,368,713.96
  6. Step 6: Final answer
    x = 95,963,889.08

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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.