Home / 8,645,981.92-11,931,434.39-4,924,812.35

Finding the Fourth Proportional to 8,645,981.92, 11,931,434.39 and 4,924,812.35

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Solution

The fourth proportional to 8,645,981.92, 11,931,434.39 and 4,924,812.35 is: 6,796,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,981.92 : 11,931,434.39 = 4,924,812.35 : x
  2. Step 2: Convert to fraction form
    8,645,981.92/11,931,434.39 = 4,924,812.35/x
  3. Step 3: Cross multiply
    8,645,981.92x = 11,931,434.39 × 4,924,812.35
  4. Step 4: Simplify right side
    8,645,981.92x = 58,760,075,479,227.34
  5. Step 5: Solve for x
    x = 58,760,075,479,227.34/8,645,981.92
  6. Step 6: Final answer
    x = 6,796,229.28

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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.