Home / 75,084,881.04-103,617,136.68-40,746,065.04

Finding the Fourth Proportional to 75,084,881.04, 103,617,136.68 and 40,746,065.04

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Solution

The fourth proportional to 75,084,881.04, 103,617,136.68 and 40,746,065.04 is: 56,229,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,084,881.04 : 103,617,136.68 = 40,746,065.04 : x
  2. Step 2: Convert to fraction form
    75,084,881.04/103,617,136.68 = 40,746,065.04/x
  3. Step 3: Cross multiply
    75,084,881.04x = 103,617,136.68 × 40,746,065.04
  4. Step 4: Simplify right side
    75,084,881.04x = 4,221,990,590,421,850
  5. Step 5: Solve for x
    x = 4,221,990,590,421,850/75,084,881.04
  6. Step 6: Final answer
    x = 56,229,570.21

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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.