Home / 37,038,781.44-51,108,671.18-21,358,385.08

Finding the Fourth Proportional to 37,038,781.44, 51,108,671.18 and 21,358,385.08

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Solution

The fourth proportional to 37,038,781.44, 51,108,671.18 and 21,358,385.08 is: 29,471,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038,781.44 : 51,108,671.18 = 21,358,385.08 : x
  2. Step 2: Convert to fraction form
    37,038,781.44/51,108,671.18 = 21,358,385.08/x
  3. Step 3: Cross multiply
    37,038,781.44x = 51,108,671.18 × 21,358,385.08
  4. Step 4: Simplify right side
    37,038,781.44x = 1,091,598,679,989,537.88
  5. Step 5: Solve for x
    x = 1,091,598,679,989,537.88/37,038,781.44
  6. Step 6: Final answer
    x = 29,471,776.27

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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.