Home / 12,063,713.20-16,642,376.04-10,688,459.56

Finding the Fourth Proportional to 12,063,713.20, 16,642,376.04 and 10,688,459.56

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Solution

The fourth proportional to 12,063,713.20, 16,642,376.04 and 10,688,459.56 is: 14,745,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,713.20 : 16,642,376.04 = 10,688,459.56 : x
  2. Step 2: Convert to fraction form
    12,063,713.20/16,642,376.04 = 10,688,459.56/x
  3. Step 3: Cross multiply
    12,063,713.20x = 16,642,376.04 × 10,688,459.56
  4. Step 4: Simplify right side
    12,063,713.20x = 177,881,363,285,852.94
  5. Step 5: Solve for x
    x = 177,881,363,285,852.94/12,063,713.20
  6. Step 6: Final answer
    x = 14,745,158.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.