Home / 14,358,524.84-21,519,826.47-7,172,064.71

Finding the Fourth Proportional to 14,358,524.84, 21,519,826.47 and 7,172,064.71

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Solution

The fourth proportional to 14,358,524.84, 21,519,826.47 and 7,172,064.71 is: 10,749,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358,524.84 : 21,519,826.47 = 7,172,064.71 : x
  2. Step 2: Convert to fraction form
    14,358,524.84/21,519,826.47 = 7,172,064.71/x
  3. Step 3: Cross multiply
    14,358,524.84x = 21,519,826.47 × 7,172,064.71
  4. Step 4: Simplify right side
    14,358,524.84x = 154,341,587,963,911.09
  5. Step 5: Solve for x
    x = 154,341,587,963,911.09/14,358,524.84
  6. Step 6: Final answer
    x = 10,749,125.67

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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.