Home / 7,745,479.36-10,688,898.94-4,307,721.88

Finding the Fourth Proportional to 7,745,479.36, 10,688,898.94 and 4,307,721.88

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Solution

The fourth proportional to 7,745,479.36, 10,688,898.94 and 4,307,721.88 is: 5,944,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745,479.36 : 10,688,898.94 = 4,307,721.88 : x
  2. Step 2: Convert to fraction form
    7,745,479.36/10,688,898.94 = 4,307,721.88/x
  3. Step 3: Cross multiply
    7,745,479.36x = 10,688,898.94 × 4,307,721.88
  4. Step 4: Simplify right side
    7,745,479.36x = 46,044,803,836,946.80
  5. Step 5: Solve for x
    x = 46,044,803,836,946.80/7,745,479.36
  6. Step 6: Final answer
    x = 5,944,732.62

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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.