Home / 8,249,729.54-11,384,455.52-4,578,432.89

Finding the Fourth Proportional to 8,249,729.54, 11,384,455.52 and 4,578,432.89

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Solution

The fourth proportional to 8,249,729.54, 11,384,455.52 and 4,578,432.89 is: 6,318,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,729.54 : 11,384,455.52 = 4,578,432.89 : x
  2. Step 2: Convert to fraction form
    8,249,729.54/11,384,455.52 = 4,578,432.89/x
  3. Step 3: Cross multiply
    8,249,729.54x = 11,384,455.52 × 4,578,432.89
  4. Step 4: Simplify right side
    8,249,729.54x = 52,122,965,564,617.89
  5. Step 5: Solve for x
    x = 52,122,965,564,617.89/8,249,729.54
  6. Step 6: Final answer
    x = 6,318,142.35

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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.