Home / 8,729,068.50-12,047,056.45-4,809,225.17

Finding the Fourth Proportional to 8,729,068.50, 12,047,056.45 and 4,809,225.17

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Solution

The fourth proportional to 8,729,068.50, 12,047,056.45 and 4,809,225.17 is: 6,637,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729,068.50 : 12,047,056.45 = 4,809,225.17 : x
  2. Step 2: Convert to fraction form
    8,729,068.50/12,047,056.45 = 4,809,225.17/x
  3. Step 3: Cross multiply
    8,729,068.50x = 12,047,056.45 × 4,809,225.17
  4. Step 4: Simplify right side
    8,729,068.50x = 57,937,007,121,845.43
  5. Step 5: Solve for x
    x = 57,937,007,121,845.43/8,729,068.50
  6. Step 6: Final answer
    x = 6,637,249.68

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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.