Home / 73,516,494.79-110,286,720.87-21,706,334.74

Finding the Fourth Proportional to 73,516,494.79, 110,286,720.87 and 21,706,334.74

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Solution

The fourth proportional to 73,516,494.79, 110,286,720.87 and 21,706,334.74 is: 32,563,038.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,516,494.79 : 110,286,720.87 = 21,706,334.74 : x
  2. Step 2: Convert to fraction form
    73,516,494.79/110,286,720.87 = 21,706,334.74/x
  3. Step 3: Cross multiply
    73,516,494.79x = 110,286,720.87 × 21,706,334.74
  4. Step 4: Simplify right side
    73,516,494.79x = 2,393,920,480,017,150.50
  5. Step 5: Solve for x
    x = 2,393,920,480,017,150.50/73,516,494.79
  6. Step 6: Final answer
    x = 32,563,038.90

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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.