Home / 12,544,946.69-18,818,425.89-4,767,586.91

Finding the Fourth Proportional to 12,544,946.69, 18,818,425.89 and 4,767,586.91

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Solution

The fourth proportional to 12,544,946.69, 18,818,425.89 and 4,767,586.91 is: 7,151,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,946.69 : 18,818,425.89 = 4,767,586.91 : x
  2. Step 2: Convert to fraction form
    12,544,946.69/18,818,425.89 = 4,767,586.91/x
  3. Step 3: Cross multiply
    12,544,946.69x = 18,818,425.89 × 4,767,586.91
  4. Step 4: Simplify right side
    12,544,946.69x = 89,718,480,845,876.98
  5. Step 5: Solve for x
    x = 89,718,480,845,876.98/12,544,946.69
  6. Step 6: Final answer
    x = 7,151,762.62

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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.