Home / 74,616,075.68-102,970,397.64-43,260,218.24

Finding the Fourth Proportional to 74,616,075.68, 102,970,397.64 and 43,260,218.24

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Solution

The fourth proportional to 74,616,075.68, 102,970,397.64 and 43,260,218.24 is: 59,699,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616,075.68 : 102,970,397.64 = 43,260,218.24 : x
  2. Step 2: Convert to fraction form
    74,616,075.68/102,970,397.64 = 43,260,218.24/x
  3. Step 3: Cross multiply
    74,616,075.68x = 102,970,397.64 × 43,260,218.24
  4. Step 4: Simplify right side
    74,616,075.68x = 4,454,521,874,165,981
  5. Step 5: Solve for x
    x = 4,454,521,874,165,981/74,616,075.68
  6. Step 6: Final answer
    x = 59,699,224.78

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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.