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Finding the Fourth Proportional to 6,630,675.84, 9,946,011.84 and 4,386,288.96

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Solution

The fourth proportional to 6,630,675.84, 9,946,011.84 and 4,386,288.96 is: 6,579,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,675.84 : 9,946,011.84 = 4,386,288.96 : x
  2. Step 2: Convert to fraction form
    6,630,675.84/9,946,011.84 = 4,386,288.96/x
  3. Step 3: Cross multiply
    6,630,675.84x = 9,946,011.84 × 4,386,288.96
  4. Step 4: Simplify right side
    6,630,675.84x = 43,626,081,929,821.29
  5. Step 5: Solve for x
    x = 43,626,081,929,821.29/6,630,675.84
  6. Step 6: Final answer
    x = 6,579,432.17

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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.