Home / 12,774,240.71-19,160,431.28-4,991,697.33

Finding the Fourth Proportional to 12,774,240.71, 19,160,431.28 and 4,991,697.33

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Solution

The fourth proportional to 12,774,240.71, 19,160,431.28 and 4,991,697.33 is: 7,487,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,240.71 : 19,160,431.28 = 4,991,697.33 : x
  2. Step 2: Convert to fraction form
    12,774,240.71/19,160,431.28 = 4,991,697.33/x
  3. Step 3: Cross multiply
    12,774,240.71x = 19,160,431.28 × 4,991,697.33
  4. Step 4: Simplify right side
    12,774,240.71x = 95,643,073,662,024.48
  5. Step 5: Solve for x
    x = 95,643,073,662,024.48/12,774,240.71
  6. Step 6: Final answer
    x = 7,487,182.67

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1.5x scale

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.