Home / 54,437,216.40-81,655,824.60-35,163,622.80

Finding the Fourth Proportional to 54,437,216.40, 81,655,824.60 and 35,163,622.80

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Solution

The fourth proportional to 54,437,216.40, 81,655,824.60 and 35,163,622.80 is: 52,745,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,216.40 : 81,655,824.60 = 35,163,622.80 : x
  2. Step 2: Convert to fraction form
    54,437,216.40/81,655,824.60 = 35,163,622.80/x
  3. Step 3: Cross multiply
    54,437,216.40x = 81,655,824.60 × 35,163,622.80
  4. Step 4: Simplify right side
    54,437,216.40x = 2,871,314,615,657,360.50
  5. Step 5: Solve for x
    x = 2,871,314,615,657,360.50/54,437,216.40
  6. Step 6: Final answer
    x = 52,745,434.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.