Home / 38,678,602.32-58,008,254.52-11,379,459.60

Finding the Fourth Proportional to 38,678,602.32, 58,008,254.52 and 11,379,459.60

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Solution

The fourth proportional to 38,678,602.32, 58,008,254.52 and 11,379,459.60 is: 17,066,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,678,602.32 : 58,008,254.52 = 11,379,459.60 : x
  2. Step 2: Convert to fraction form
    38,678,602.32/58,008,254.52 = 11,379,459.60/x
  3. Step 3: Cross multiply
    38,678,602.32x = 58,008,254.52 × 11,379,459.60
  4. Step 4: Simplify right side
    38,678,602.32x = 660,102,588,776,857.38
  5. Step 5: Solve for x
    x = 660,102,588,776,857.38/38,678,602.32
  6. Step 6: Final answer
    x = 17,066,350.62

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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.