Home / 60,318,007.20-90,477,010.80-43,311,895.20

Finding the Fourth Proportional to 60,318,007.20, 90,477,010.80 and 43,311,895.20

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Solution

The fourth proportional to 60,318,007.20, 90,477,010.80 and 43,311,895.20 is: 64,967,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,318,007.20 : 90,477,010.80 = 43,311,895.20 : x
  2. Step 2: Convert to fraction form
    60,318,007.20/90,477,010.80 = 43,311,895.20/x
  3. Step 3: Cross multiply
    60,318,007.20x = 90,477,010.80 × 43,311,895.20
  4. Step 4: Simplify right side
    60,318,007.20x = 3,918,730,809,778,868.50
  5. Step 5: Solve for x
    x = 3,918,730,809,778,868.50/60,318,007.20
  6. Step 6: Final answer
    x = 64,967,842.80

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1.5x scale

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.