Home / 37,453,881.79-51,684,271.99-20,707,653.16

Finding the Fourth Proportional to 37,453,881.79, 51,684,271.99 and 20,707,653.16

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Solution

The fourth proportional to 37,453,881.79, 51,684,271.99 and 20,707,653.16 is: 28,575,408.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453,881.79 : 51,684,271.99 = 20,707,653.16 : x
  2. Step 2: Convert to fraction form
    37,453,881.79/51,684,271.99 = 20,707,653.16/x
  3. Step 3: Cross multiply
    37,453,881.79x = 51,684,271.99 × 20,707,653.16
  4. Step 4: Simplify right side
    37,453,881.79x = 1,070,259,978,208,859.12
  5. Step 5: Solve for x
    x = 1,070,259,978,208,859.12/37,453,881.79
  6. Step 6: Final answer
    x = 28,575,408.66

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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.