Home / 53,835,199.67-74,292,878.09-30,630,326.63

Finding the Fourth Proportional to 53,835,199.67, 74,292,878.09 and 30,630,326.63

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Solution

The fourth proportional to 53,835,199.67, 74,292,878.09 and 30,630,326.63 is: 42,270,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835,199.67 : 74,292,878.09 = 30,630,326.63 : x
  2. Step 2: Convert to fraction form
    53,835,199.67/74,292,878.09 = 30,630,326.63/x
  3. Step 3: Cross multiply
    53,835,199.67x = 74,292,878.09 × 30,630,326.63
  4. Step 4: Simplify right side
    53,835,199.67x = 2,275,615,122,173,280.50
  5. Step 5: Solve for x
    x = 2,275,615,122,173,280.50/53,835,199.67
  6. Step 6: Final answer
    x = 42,270,022.89

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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.