Home / 13,070,496.42-18,037,516.93-7,269,280.67

Finding the Fourth Proportional to 13,070,496.42, 18,037,516.93 and 7,269,280.67

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Solution

The fourth proportional to 13,070,496.42, 18,037,516.93 and 7,269,280.67 is: 10,031,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,496.42 : 18,037,516.93 = 7,269,280.67 : x
  2. Step 2: Convert to fraction form
    13,070,496.42/18,037,516.93 = 7,269,280.67/x
  3. Step 3: Cross multiply
    13,070,496.42x = 18,037,516.93 × 7,269,280.67
  4. Step 4: Simplify right side
    13,070,496.42x = 131,119,773,180,967.33
  5. Step 5: Solve for x
    x = 131,119,773,180,967.33/13,070,496.42
  6. Step 6: Final answer
    x = 10,031,736.28

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1.5x scale

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.