Home / 30,757,747.20-46,074,619.35-19,207,762.80

Finding the Fourth Proportional to 30,757,747.20, 46,074,619.35 and 19,207,762.80

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Solution

The fourth proportional to 30,757,747.20, 46,074,619.35 and 19,207,762.80 is: 28,772,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,747.20 : 46,074,619.35 = 19,207,762.80 : x
  2. Step 2: Convert to fraction form
    30,757,747.20/46,074,619.35 = 19,207,762.80/x
  3. Step 3: Cross multiply
    30,757,747.20x = 46,074,619.35 × 19,207,762.80
  4. Step 4: Simplify right side
    30,757,747.20x = 884,990,359,575,090.25
  5. Step 5: Solve for x
    x = 884,990,359,575,090.25/30,757,747.20
  6. Step 6: Final answer
    x = 28,772,925.20

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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.