Home / 28,457,227.63-42,685,698.68-6,891,828.74

Finding the Fourth Proportional to 28,457,227.63, 42,685,698.68 and 6,891,828.74

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Solution

The fourth proportional to 28,457,227.63, 42,685,698.68 and 6,891,828.74 is: 10,337,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,457,227.63 : 42,685,698.68 = 6,891,828.74 : x
  2. Step 2: Convert to fraction form
    28,457,227.63/42,685,698.68 = 6,891,828.74/x
  3. Step 3: Cross multiply
    28,457,227.63x = 42,685,698.68 × 6,891,828.74
  4. Step 4: Simplify right side
    28,457,227.63x = 294,182,524,843,089.81
  5. Step 5: Solve for x
    x = 294,182,524,843,089.81/28,457,227.63
  6. Step 6: Final answer
    x = 10,337,708.53

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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.