Home / 7,921,242.02-10,931,031.16-4,483,409.24

Finding the Fourth Proportional to 7,921,242.02, 10,931,031.16 and 4,483,409.24

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Solution

The fourth proportional to 7,921,242.02, 10,931,031.16 and 4,483,409.24 is: 6,186,944.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921,242.02 : 10,931,031.16 = 4,483,409.24 : x
  2. Step 2: Convert to fraction form
    7,921,242.02/10,931,031.16 = 4,483,409.24/x
  3. Step 3: Cross multiply
    7,921,242.02x = 10,931,031.16 × 4,483,409.24
  4. Step 4: Simplify right side
    7,921,242.02x = 49,008,286,105,471.92
  5. Step 5: Solve for x
    x = 49,008,286,105,471.92/7,921,242.02
  6. Step 6: Final answer
    x = 6,186,944.67

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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.