Home / 37,920,811.24-52,330,347.48-20,516,774.59

Finding the Fourth Proportional to 37,920,811.24, 52,330,347.48 and 20,516,774.59

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Solution

The fourth proportional to 37,920,811.24, 52,330,347.48 and 20,516,774.59 is: 28,312,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920,811.24 : 52,330,347.48 = 20,516,774.59 : x
  2. Step 2: Convert to fraction form
    37,920,811.24/52,330,347.48 = 20,516,774.59/x
  3. Step 3: Cross multiply
    37,920,811.24x = 52,330,347.48 × 20,516,774.59
  4. Step 4: Simplify right side
    37,920,811.24x = 1,073,649,943,463,534.50
  5. Step 5: Solve for x
    x = 1,073,649,943,463,534.50/37,920,811.24
  6. Step 6: Final answer
    x = 28,312,947.65

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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.