Home / 65,808,102.04-90,814,071.74-36,438,803.84

Finding the Fourth Proportional to 65,808,102.04, 90,814,071.74 and 36,438,803.84

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Solution

The fourth proportional to 65,808,102.04, 90,814,071.74 and 36,438,803.84 is: 50,284,935.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,808,102.04 : 90,814,071.74 = 36,438,803.84 : x
  2. Step 2: Convert to fraction form
    65,808,102.04/90,814,071.74 = 36,438,803.84/x
  3. Step 3: Cross multiply
    65,808,102.04x = 90,814,071.74 × 36,438,803.84
  4. Step 4: Simplify right side
    65,808,102.04x = 3,309,156,146,090,388.50
  5. Step 5: Solve for x
    x = 3,309,156,146,090,388.50/65,808,102.04
  6. Step 6: Final answer
    x = 50,284,935.19

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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.