Home / 6,406,068.74-8,840,374.58-3,505,459.86

Finding the Fourth Proportional to 6,406,068.74, 8,840,374.58 and 3,505,459.86

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Solution

The fourth proportional to 6,406,068.74, 8,840,374.58 and 3,505,459.86 is: 4,837,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,068.74 : 8,840,374.58 = 3,505,459.86 : x
  2. Step 2: Convert to fraction form
    6,406,068.74/8,840,374.58 = 3,505,459.86/x
  3. Step 3: Cross multiply
    6,406,068.74x = 8,840,374.58 × 3,505,459.86
  4. Step 4: Simplify right side
    6,406,068.74x = 30,989,578,246,318.00
  5. Step 5: Solve for x
    x = 30,989,578,246,318.00/6,406,068.74
  6. Step 6: Final answer
    x = 4,837,534.46

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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.