Home / 37,057,810.42-51,139,783.22-20,539,001.47

Finding the Fourth Proportional to 37,057,810.42, 51,139,783.22 and 20,539,001.47

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Solution

The fourth proportional to 37,057,810.42, 51,139,783.22 and 20,539,001.47 is: 28,343,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,057,810.42 : 51,139,783.22 = 20,539,001.47 : x
  2. Step 2: Convert to fraction form
    37,057,810.42/51,139,783.22 = 20,539,001.47/x
  3. Step 3: Cross multiply
    37,057,810.42x = 51,139,783.22 × 20,539,001.47
  4. Step 4: Simplify right side
    37,057,810.42x = 1,050,360,082,731,061.25
  5. Step 5: Solve for x
    x = 1,050,360,082,731,061.25/37,057,810.42
  6. Step 6: Final answer
    x = 28,343,824.71

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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.