Home / 7,698,423.54-10,622,641.02-4,434,600.78

Finding the Fourth Proportional to 7,698,423.54, 10,622,641.02 and 4,434,600.78

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Solution

The fourth proportional to 7,698,423.54, 10,622,641.02 and 4,434,600.78 is: 6,119,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698,423.54 : 10,622,641.02 = 4,434,600.78 : x
  2. Step 2: Convert to fraction form
    7,698,423.54/10,622,641.02 = 4,434,600.78/x
  3. Step 3: Cross multiply
    7,698,423.54x = 10,622,641.02 × 4,434,600.78
  4. Step 4: Simplify right side
    7,698,423.54x = 47,107,172,152,952
  5. Step 5: Solve for x
    x = 47,107,172,152,952/7,698,423.54
  6. Step 6: Final answer
    x = 6,119,067.35

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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.