Home / 37,038,780.44-51,108,669.80-21,358,384.08

Finding the Fourth Proportional to 37,038,780.44, 51,108,669.80 and 21,358,384.08

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Solution

The fourth proportional to 37,038,780.44, 51,108,669.80 and 21,358,384.08 is: 29,471,774.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038,780.44 : 51,108,669.80 = 21,358,384.08 : x
  2. Step 2: Convert to fraction form
    37,038,780.44/51,108,669.80 = 21,358,384.08/x
  3. Step 3: Cross multiply
    37,038,780.44x = 51,108,669.80 × 21,358,384.08
  4. Step 4: Simplify right side
    37,038,780.44x = 1,091,598,599,406,296.62
  5. Step 5: Solve for x
    x = 1,091,598,599,406,296.62/37,038,780.44
  6. Step 6: Final answer
    x = 29,471,774.89

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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.