Home / 10,200,411.16-15,290,393.62-4,739,342.56

Finding the Fourth Proportional to 10,200,411.16, 15,290,393.62 and 4,739,342.56

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Solution

The fourth proportional to 10,200,411.16, 15,290,393.62 and 4,739,342.56 is: 7,104,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200,411.16 : 15,290,393.62 = 4,739,342.56 : x
  2. Step 2: Convert to fraction form
    10,200,411.16/15,290,393.62 = 4,739,342.56/x
  3. Step 3: Cross multiply
    10,200,411.16x = 15,290,393.62 × 4,739,342.56
  4. Step 4: Simplify right side
    10,200,411.16x = 72,466,413,242,418.45
  5. Step 5: Solve for x
    x = 72,466,413,242,418.45/10,200,411.16
  6. Step 6: Final answer
    x = 7,104,263.95

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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.