Home / 21,507,349.60-32,223,699.60-18,148,117.60

Finding the Fourth Proportional to 21,507,349.60, 32,223,699.60 and 18,148,117.60

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Solution

The fourth proportional to 21,507,349.60, 32,223,699.60 and 18,148,117.60 is: 27,190,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507,349.60 : 32,223,699.60 = 18,148,117.60 : x
  2. Step 2: Convert to fraction form
    21,507,349.60/32,223,699.60 = 18,148,117.60/x
  3. Step 3: Cross multiply
    21,507,349.60x = 32,223,699.60 × 18,148,117.60
  4. Step 4: Simplify right side
    21,507,349.60x = 584,799,489,847,873
  5. Step 5: Solve for x
    x = 584,799,489,847,873/21,507,349.60
  6. Step 6: Final answer
    x = 27,190,681.36

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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.