Home / 8,346,347.84-11,518,977.12-4,908,422.72

Finding the Fourth Proportional to 8,346,347.84, 11,518,977.12 and 4,908,422.72

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Solution

The fourth proportional to 8,346,347.84, 11,518,977.12 and 4,908,422.72 is: 6,774,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,347.84 : 11,518,977.12 = 4,908,422.72 : x
  2. Step 2: Convert to fraction form
    8,346,347.84/11,518,977.12 = 4,908,422.72/x
  3. Step 3: Cross multiply
    8,346,347.84x = 11,518,977.12 × 4,908,422.72
  4. Step 4: Simplify right side
    8,346,347.84x = 56,540,009,006,968.16
  5. Step 5: Solve for x
    x = 56,540,009,006,968.16/8,346,347.84
  6. Step 6: Final answer
    x = 6,774,221.50

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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.