Home / 8,905,267.85-12,289,293.30-4,830,886.85

Finding the Fourth Proportional to 8,905,267.85, 12,289,293.30 and 4,830,886.85

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Solution

The fourth proportional to 8,905,267.85, 12,289,293.30 and 4,830,886.85 is: 6,666,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,267.85 : 12,289,293.30 = 4,830,886.85 : x
  2. Step 2: Convert to fraction form
    8,905,267.85/12,289,293.30 = 4,830,886.85/x
  3. Step 3: Cross multiply
    8,905,267.85x = 12,289,293.30 × 4,830,886.85
  4. Step 4: Simplify right side
    8,905,267.85x = 59,368,185,355,432.47
  5. Step 5: Solve for x
    x = 59,368,185,355,432.47/8,905,267.85
  6. Step 6: Final answer
    x = 6,666,636.69

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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.