Home / 19,985,274.83-29,980,771.88-6,153,403.89

Finding the Fourth Proportional to 19,985,274.83, 29,980,771.88 and 6,153,403.89

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Solution

The fourth proportional to 19,985,274.83, 29,980,771.88 and 6,153,403.89 is: 9,230,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985,274.83 : 29,980,771.88 = 6,153,403.89 : x
  2. Step 2: Convert to fraction form
    19,985,274.83/29,980,771.88 = 6,153,403.89/x
  3. Step 3: Cross multiply
    19,985,274.83x = 29,980,771.88 × 6,153,403.89
  4. Step 4: Simplify right side
    19,985,274.83x = 184,483,798,326,978.12
  5. Step 5: Solve for x
    x = 184,483,798,326,978.12/19,985,274.83
  6. Step 6: Final answer
    x = 9,230,986.31

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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.