Home / 5,338,500.65-7,989,088.58-4,890,603.05

Finding the Fourth Proportional to 5,338,500.65, 7,989,088.58 and 4,890,603.05

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Solution

The fourth proportional to 5,338,500.65, 7,989,088.58 and 4,890,603.05 is: 7,318,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,500.65 : 7,989,088.58 = 4,890,603.05 : x
  2. Step 2: Convert to fraction form
    5,338,500.65/7,989,088.58 = 4,890,603.05/x
  3. Step 3: Cross multiply
    5,338,500.65x = 7,989,088.58 × 4,890,603.05
  4. Step 4: Simplify right side
    5,338,500.65x = 39,071,460,951,615.16
  5. Step 5: Solve for x
    x = 39,071,460,951,615.16/5,338,500.65
  6. Step 6: Final answer
    x = 7,318,807.94

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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.