Home / 52,022,522.70-78,010,164.45-19,663,670.70

Finding the Fourth Proportional to 52,022,522.70, 78,010,164.45 and 19,663,670.70

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Solution

The fourth proportional to 52,022,522.70, 78,010,164.45 and 19,663,670.70 is: 29,486,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,022,522.70 : 78,010,164.45 = 19,663,670.70 : x
  2. Step 2: Convert to fraction form
    52,022,522.70/78,010,164.45 = 19,663,670.70/x
  3. Step 3: Cross multiply
    52,022,522.70x = 78,010,164.45 × 19,663,670.70
  4. Step 4: Simplify right side
    52,022,522.70x = 1,533,966,184,997,646.50
  5. Step 5: Solve for x
    x = 1,533,966,184,997,646.50/52,022,522.70
  6. Step 6: Final answer
    x = 29,486,578.22

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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.