Home / 51,445,871.22-70,993,465.47-29,118,378.18

Finding the Fourth Proportional to 51,445,871.22, 70,993,465.47 and 29,118,378.18

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Solution

The fourth proportional to 51,445,871.22, 70,993,465.47 and 29,118,378.18 is: 40,182,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445,871.22 : 70,993,465.47 = 29,118,378.18 : x
  2. Step 2: Convert to fraction form
    51,445,871.22/70,993,465.47 = 29,118,378.18/x
  3. Step 3: Cross multiply
    51,445,871.22x = 70,993,465.47 × 29,118,378.18
  4. Step 4: Simplify right side
    51,445,871.22x = 2,067,214,575,864,231.50
  5. Step 5: Solve for x
    x = 2,067,214,575,864,231.50/51,445,871.22
  6. Step 6: Final answer
    x = 40,182,322.25

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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.