Home / 65,559,341.28-90,476,895.60-36,196,327.20

Finding the Fourth Proportional to 65,559,341.28, 90,476,895.60 and 36,196,327.20

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Solution

The fourth proportional to 65,559,341.28, 90,476,895.60 and 36,196,327.20 is: 49,953,694.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,559,341.28 : 90,476,895.60 = 36,196,327.20 : x
  2. Step 2: Convert to fraction form
    65,559,341.28/90,476,895.60 = 36,196,327.20/x
  3. Step 3: Cross multiply
    65,559,341.28x = 90,476,895.60 × 36,196,327.20
  4. Step 4: Simplify right side
    65,559,341.28x = 3,274,931,317,177,840.50
  5. Step 5: Solve for x
    x = 3,274,931,317,177,840.50/65,559,341.28
  6. Step 6: Final answer
    x = 49,953,694.67

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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.