Home / 10,429,037-15,648,039.54-5,041,738.40

Finding the Fourth Proportional to 10,429,037, 15,648,039.54 and 5,041,738.40

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Solution

The fourth proportional to 10,429,037, 15,648,039.54 and 5,041,738.40 is: 7,564,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,037 : 15,648,039.54 = 5,041,738.40 : x
  2. Step 2: Convert to fraction form
    10,429,037/15,648,039.54 = 5,041,738.40/x
  3. Step 3: Cross multiply
    10,429,037x = 15,648,039.54 × 5,041,738.40
  4. Step 4: Simplify right side
    10,429,037x = 78,893,321,833,536.34
  5. Step 5: Solve for x
    x = 78,893,321,833,536.34/10,429,037
  6. Step 6: Final answer
    x = 7,564,775.33

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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.