Home / 18,565,555.60-27,848,333.40-4,920,807.93

Finding the Fourth Proportional to 18,565,555.60, 27,848,333.40 and 4,920,807.93

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Solution

The fourth proportional to 18,565,555.60, 27,848,333.40 and 4,920,807.93 is: 7,381,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,555.60 : 27,848,333.40 = 4,920,807.93 : x
  2. Step 2: Convert to fraction form
    18,565,555.60/27,848,333.40 = 4,920,807.93/x
  3. Step 3: Cross multiply
    18,565,555.60x = 27,848,333.40 × 4,920,807.93
  4. Step 4: Simplify right side
    18,565,555.60x = 137,036,299,832,003.84
  5. Step 5: Solve for x
    x = 137,036,299,832,003.84/18,565,555.60
  6. Step 6: Final answer
    x = 7,381,211.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.