Home / 47,906,378.12-66,041,967.06-34,131,427.40

Finding the Fourth Proportional to 47,906,378.12, 66,041,967.06 and 34,131,427.40

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Solution

The fourth proportional to 47,906,378.12, 66,041,967.06 and 34,131,427.40 is: 47,052,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,906,378.12 : 66,041,967.06 = 34,131,427.40 : x
  2. Step 2: Convert to fraction form
    47,906,378.12/66,041,967.06 = 34,131,427.40/x
  3. Step 3: Cross multiply
    47,906,378.12x = 66,041,967.06 × 34,131,427.40
  4. Step 4: Simplify right side
    47,906,378.12x = 2,254,106,604,061,581.50
  5. Step 5: Solve for x
    x = 2,254,106,604,061,581.50/47,906,378.12
  6. Step 6: Final answer
    x = 47,052,327.74

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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.