Home / 65,863,069.71-90,890,946.21-36,496,303.44

Finding the Fourth Proportional to 65,863,069.71, 90,890,946.21 and 36,496,303.44

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Solution

The fourth proportional to 65,863,069.71, 90,890,946.21 and 36,496,303.44 is: 50,364,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,863,069.71 : 90,890,946.21 = 36,496,303.44 : x
  2. Step 2: Convert to fraction form
    65,863,069.71/90,890,946.21 = 36,496,303.44/x
  3. Step 3: Cross multiply
    65,863,069.71x = 90,890,946.21 × 36,496,303.44
  4. Step 4: Simplify right side
    65,863,069.71x = 3,317,183,552,828,877.50
  5. Step 5: Solve for x
    x = 3,317,183,552,828,877.50/65,863,069.71
  6. Step 6: Final answer
    x = 50,364,848.88

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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.