Home / 7,105,598.64-9,805,504.95-4,008,075.68

Finding the Fourth Proportional to 7,105,598.64, 9,805,504.95 and 4,008,075.68

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Solution

The fourth proportional to 7,105,598.64, 9,805,504.95 and 4,008,075.68 is: 5,531,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,598.64 : 9,805,504.95 = 4,008,075.68 : x
  2. Step 2: Convert to fraction form
    7,105,598.64/9,805,504.95 = 4,008,075.68/x
  3. Step 3: Cross multiply
    7,105,598.64x = 9,805,504.95 × 4,008,075.68
  4. Step 4: Simplify right side
    7,105,598.64x = 39,301,205,944,728.38
  5. Step 5: Solve for x
    x = 39,301,205,944,728.38/7,105,598.64
  6. Step 6: Final answer
    x = 5,531,019.68

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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.