Home / 34,390,320.04-47,458,639.98-18,920,072.56

Finding the Fourth Proportional to 34,390,320.04, 47,458,639.98 and 18,920,072.56

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Solution

The fourth proportional to 34,390,320.04, 47,458,639.98 and 18,920,072.56 is: 26,109,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390,320.04 : 47,458,639.98 = 18,920,072.56 : x
  2. Step 2: Convert to fraction form
    34,390,320.04/47,458,639.98 = 18,920,072.56/x
  3. Step 3: Cross multiply
    34,390,320.04x = 47,458,639.98 × 18,920,072.56
  4. Step 4: Simplify right side
    34,390,320.04x = 897,920,912,020,516.88
  5. Step 5: Solve for x
    x = 897,920,912,020,516.88/34,390,320.04
  6. Step 6: Final answer
    x = 26,109,699.21

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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.