Home / 35,447,219.80-53,170,829.70-30,345,386.20

Finding the Fourth Proportional to 35,447,219.80, 53,170,829.70 and 30,345,386.20

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Solution

The fourth proportional to 35,447,219.80, 53,170,829.70 and 30,345,386.20 is: 45,518,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447,219.80 : 53,170,829.70 = 30,345,386.20 : x
  2. Step 2: Convert to fraction form
    35,447,219.80/53,170,829.70 = 30,345,386.20/x
  3. Step 3: Cross multiply
    35,447,219.80x = 53,170,829.70 × 30,345,386.20
  4. Step 4: Simplify right side
    35,447,219.80x = 1,613,489,361,820,930.25
  5. Step 5: Solve for x
    x = 1,613,489,361,820,930.25/35,447,219.80
  6. Step 6: Final answer
    x = 45,518,079.30

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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.