Home / 51,400,931.39-70,932,623.55-29,374,178.57

Finding the Fourth Proportional to 51,400,931.39, 70,932,623.55 and 29,374,178.57

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Solution

The fourth proportional to 51,400,931.39, 70,932,623.55 and 29,374,178.57 is: 40,535,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,400,931.39 : 70,932,623.55 = 29,374,178.57 : x
  2. Step 2: Convert to fraction form
    51,400,931.39/70,932,623.55 = 29,374,178.57/x
  3. Step 3: Cross multiply
    51,400,931.39x = 70,932,623.55 × 29,374,178.57
  4. Step 4: Simplify right side
    51,400,931.39x = 2,083,587,550,241,624.25
  5. Step 5: Solve for x
    x = 2,083,587,550,241,624.25/51,400,931.39
  6. Step 6: Final answer
    x = 40,535,988.24

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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.