Home / 37,036,430.55-51,109,720.47-20,516,505.66

Finding the Fourth Proportional to 37,036,430.55, 51,109,720.47 and 20,516,505.66

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Solution

The fourth proportional to 37,036,430.55, 51,109,720.47 and 20,516,505.66 is: 28,312,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,036,430.55 : 51,109,720.47 = 20,516,505.66 : x
  2. Step 2: Convert to fraction form
    37,036,430.55/51,109,720.47 = 20,516,505.66/x
  3. Step 3: Cross multiply
    37,036,430.55x = 51,109,720.47 × 20,516,505.66
  4. Step 4: Simplify right side
    37,036,430.55x = 1,048,592,869,303,772.88
  5. Step 5: Solve for x
    x = 1,048,592,869,303,772.88/37,036,430.55
  6. Step 6: Final answer
    x = 28,312,471.09

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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.