Home / 8,346,348.84-11,518,978.50-4,908,423.72

Finding the Fourth Proportional to 8,346,348.84, 11,518,978.50 and 4,908,423.72

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Solution

The fourth proportional to 8,346,348.84, 11,518,978.50 and 4,908,423.72 is: 6,774,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,348.84 : 11,518,978.50 = 4,908,423.72 : x
  2. Step 2: Convert to fraction form
    8,346,348.84/11,518,978.50 = 4,908,423.72/x
  3. Step 3: Cross multiply
    8,346,348.84x = 11,518,978.50 × 4,908,423.72
  4. Step 4: Simplify right side
    8,346,348.84x = 56,540,027,299,570.02
  5. Step 5: Solve for x
    x = 56,540,027,299,570.02/8,346,348.84
  6. Step 6: Final answer
    x = 6,774,222.88

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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.