Home / 8,636,875.28-12,946,642.68-2,953,212.56

Finding the Fourth Proportional to 8,636,875.28, 12,946,642.68 and 2,953,212.56

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Solution

The fourth proportional to 8,636,875.28, 12,946,642.68 and 2,953,212.56 is: 4,426,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636,875.28 : 12,946,642.68 = 2,953,212.56 : x
  2. Step 2: Convert to fraction form
    8,636,875.28/12,946,642.68 = 2,953,212.56/x
  3. Step 3: Cross multiply
    8,636,875.28x = 12,946,642.68 × 2,953,212.56
  4. Step 4: Simplify right side
    8,636,875.28x = 38,234,187,772,408.06
  5. Step 5: Solve for x
    x = 38,234,187,772,408.06/8,636,875.28
  6. Step 6: Final answer
    x = 4,426,854.22

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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.