Home / 28,005,370.60-42,008,055.90-6,730,234.60

Finding the Fourth Proportional to 28,005,370.60, 42,008,055.90 and 6,730,234.60

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Solution

The fourth proportional to 28,005,370.60, 42,008,055.90 and 6,730,234.60 is: 10,095,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,005,370.60 : 42,008,055.90 = 6,730,234.60 : x
  2. Step 2: Convert to fraction form
    28,005,370.60/42,008,055.90 = 6,730,234.60/x
  3. Step 3: Cross multiply
    28,005,370.60x = 42,008,055.90 × 6,730,234.60
  4. Step 4: Simplify right side
    28,005,370.60x = 282,724,071,296,914.12
  5. Step 5: Solve for x
    x = 282,724,071,296,914.12/28,005,370.60
  6. Step 6: Final answer
    x = 10,095,351.90

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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.