Home / 7,158,042.88-9,874,334.91-4,255,369

Finding the Fourth Proportional to 7,158,042.88, 9,874,334.91 and 4,255,369

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Solution

The fourth proportional to 7,158,042.88, 9,874,334.91 and 4,255,369 is: 5,870,171.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158,042.88 : 9,874,334.91 = 4,255,369 : x
  2. Step 2: Convert to fraction form
    7,158,042.88/9,874,334.91 = 4,255,369/x
  3. Step 3: Cross multiply
    7,158,042.88x = 9,874,334.91 × 4,255,369
  4. Step 4: Simplify right side
    7,158,042.88x = 42,018,938,671,631.79
  5. Step 5: Solve for x
    x = 42,018,938,671,631.79/7,158,042.88
  6. Step 6: Final answer
    x = 5,870,171.41

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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.