Home / 20,645,880.96-30,966,820.34-6,269,075.13

Finding the Fourth Proportional to 20,645,880.96, 30,966,820.34 and 6,269,075.13

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Solution

The fourth proportional to 20,645,880.96, 30,966,820.34 and 6,269,075.13 is: 9,403,005.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,645,880.96 : 30,966,820.34 = 6,269,075.13 : x
  2. Step 2: Convert to fraction form
    20,645,880.96/30,966,820.34 = 6,269,075.13/x
  3. Step 3: Cross multiply
    20,645,880.96x = 30,966,820.34 × 6,269,075.13
  4. Step 4: Simplify right side
    20,645,880.96x = 194,133,323,217,326.78
  5. Step 5: Solve for x
    x = 194,133,323,217,326.78/20,645,880.96
  6. Step 6: Final answer
    x = 9,403,005.06

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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.