Home / 61,590,396.69-84,988,988.19-36,805,665.15

Finding the Fourth Proportional to 61,590,396.69, 84,988,988.19 and 36,805,665.15

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Solution

The fourth proportional to 61,590,396.69, 84,988,988.19 and 36,805,665.15 is: 50,788,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,590,396.69 : 84,988,988.19 = 36,805,665.15 : x
  2. Step 2: Convert to fraction form
    61,590,396.69/84,988,988.19 = 36,805,665.15/x
  3. Step 3: Cross multiply
    61,590,396.69x = 84,988,988.19 × 36,805,665.15
  4. Step 4: Simplify right side
    61,590,396.69x = 3,128,076,240,758,444.50
  5. Step 5: Solve for x
    x = 3,128,076,240,758,444.50/61,590,396.69
  6. Step 6: Final answer
    x = 50,788,376.25

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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.