Home / 7,640,070.93-10,543,075.65-4,202,311.05

Finding the Fourth Proportional to 7,640,070.93, 10,543,075.65 and 4,202,311.05

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Solution

The fourth proportional to 7,640,070.93, 10,543,075.65 and 4,202,311.05 is: 5,799,067.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,070.93 : 10,543,075.65 = 4,202,311.05 : x
  2. Step 2: Convert to fraction form
    7,640,070.93/10,543,075.65 = 4,202,311.05/x
  3. Step 3: Cross multiply
    7,640,070.93x = 10,543,075.65 × 4,202,311.05
  4. Step 4: Simplify right side
    7,640,070.93x = 44,305,283,304,980.93
  5. Step 5: Solve for x
    x = 44,305,283,304,980.93/7,640,070.93
  6. Step 6: Final answer
    x = 5,799,067.01

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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.