Home / 7,572,665.70-11,358,998.55-4,549,356.90

Finding the Fourth Proportional to 7,572,665.70, 11,358,998.55 and 4,549,356.90

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Solution

The fourth proportional to 7,572,665.70, 11,358,998.55 and 4,549,356.90 is: 6,824,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572,665.70 : 11,358,998.55 = 4,549,356.90 : x
  2. Step 2: Convert to fraction form
    7,572,665.70/11,358,998.55 = 4,549,356.90/x
  3. Step 3: Cross multiply
    7,572,665.70x = 11,358,998.55 × 4,549,356.90
  4. Step 4: Simplify right side
    7,572,665.70x = 51,676,138,430,532.50
  5. Step 5: Solve for x
    x = 51,676,138,430,532.50/7,572,665.70
  6. Step 6: Final answer
    x = 6,824,035.35

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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.