Home / 13,365,032.40-20,047,548.60-4,389,584.40

Finding the Fourth Proportional to 13,365,032.40, 20,047,548.60 and 4,389,584.40

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Solution

The fourth proportional to 13,365,032.40, 20,047,548.60 and 4,389,584.40 is: 6,584,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,032.40 : 20,047,548.60 = 4,389,584.40 : x
  2. Step 2: Convert to fraction form
    13,365,032.40/20,047,548.60 = 4,389,584.40/x
  3. Step 3: Cross multiply
    13,365,032.40x = 20,047,548.60 × 4,389,584.40
  4. Step 4: Simplify right side
    13,365,032.40x = 88,000,406,592,801.86
  5. Step 5: Solve for x
    x = 88,000,406,592,801.86/13,365,032.40
  6. Step 6: Final answer
    x = 6,584,376.60

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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.