Home / 11,724,840.80-17,587,261.20-7,693,762.40

Finding the Fourth Proportional to 11,724,840.80, 17,587,261.20 and 7,693,762.40

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Solution

The fourth proportional to 11,724,840.80, 17,587,261.20 and 7,693,762.40 is: 11,540,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724,840.80 : 17,587,261.20 = 7,693,762.40 : x
  2. Step 2: Convert to fraction form
    11,724,840.80/17,587,261.20 = 7,693,762.40/x
  3. Step 3: Cross multiply
    11,724,840.80x = 17,587,261.20 × 7,693,762.40
  4. Step 4: Simplify right side
    11,724,840.80x = 135,312,208,939,538.88
  5. Step 5: Solve for x
    x = 135,312,208,939,538.88/11,724,840.80
  6. Step 6: Final answer
    x = 11,540,643.60

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1.5x scale

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.