Home / 10,502,001.80-15,746,781.90-5,463,153.80

Finding the Fourth Proportional to 10,502,001.80, 15,746,781.90 and 5,463,153.80

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Solution

The fourth proportional to 10,502,001.80, 15,746,781.90 and 5,463,153.80 is: 8,191,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,001.80 : 15,746,781.90 = 5,463,153.80 : x
  2. Step 2: Convert to fraction form
    10,502,001.80/15,746,781.90 = 5,463,153.80/x
  3. Step 3: Cross multiply
    10,502,001.80x = 15,746,781.90 × 5,463,153.80
  4. Step 4: Simplify right side
    10,502,001.80x = 86,027,091,374,756.22
  5. Step 5: Solve for x
    x = 86,027,091,374,756.22/10,502,001.80
  6. Step 6: Final answer
    x = 8,191,494.63

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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.