Home / 32,419,907.50-44,752,782.64-21,980,222.50

Finding the Fourth Proportional to 32,419,907.50, 44,752,782.64 and 21,980,222.50

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Solution

The fourth proportional to 32,419,907.50, 44,752,782.64 and 21,980,222.50 is: 30,341,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419,907.50 : 44,752,782.64 = 21,980,222.50 : x
  2. Step 2: Convert to fraction form
    32,419,907.50/44,752,782.64 = 21,980,222.50/x
  3. Step 3: Cross multiply
    32,419,907.50x = 44,752,782.64 × 21,980,222.50
  4. Step 4: Simplify right side
    32,419,907.50x = 983,676,119,921,337.38
  5. Step 5: Solve for x
    x = 983,676,119,921,337.38/32,419,907.50
  6. Step 6: Final answer
    x = 30,341,731.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.