Home / 37,082,136.69-51,169,661.52-21,406,211.38

Finding the Fourth Proportional to 37,082,136.69, 51,169,661.52 and 21,406,211.38

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Solution

The fourth proportional to 37,082,136.69, 51,169,661.52 and 21,406,211.38 is: 29,538,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,082,136.69 : 51,169,661.52 = 21,406,211.38 : x
  2. Step 2: Convert to fraction form
    37,082,136.69/51,169,661.52 = 21,406,211.38/x
  3. Step 3: Cross multiply
    37,082,136.69x = 51,169,661.52 × 21,406,211.38
  4. Step 4: Simplify right side
    37,082,136.69x = 1,095,348,590,723,861
  5. Step 5: Solve for x
    x = 1,095,348,590,723,861/37,082,136.69
  6. Step 6: Final answer
    x = 29,538,443.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.