Home / 21,293,501.32-31,927,482.94-9,764,525.85

Finding the Fourth Proportional to 21,293,501.32, 31,927,482.94 and 9,764,525.85

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Solution

The fourth proportional to 21,293,501.32, 31,927,482.94 and 9,764,525.85 is: 14,640,933.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,293,501.32 : 31,927,482.94 = 9,764,525.85 : x
  2. Step 2: Convert to fraction form
    21,293,501.32/31,927,482.94 = 9,764,525.85/x
  3. Step 3: Cross multiply
    21,293,501.32x = 31,927,482.94 × 9,764,525.85
  4. Step 4: Simplify right side
    21,293,501.32x = 311,756,732,333,426.62
  5. Step 5: Solve for x
    x = 311,756,732,333,426.62/21,293,501.32
  6. Step 6: Final answer
    x = 14,640,933.29

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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.