Home / 23,134,772.07-31,918,690.04-13,343,903.55

Finding the Fourth Proportional to 23,134,772.07, 31,918,690.04 and 13,343,903.55

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Solution

The fourth proportional to 23,134,772.07, 31,918,690.04 and 13,343,903.55 is: 18,410,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134,772.07 : 31,918,690.04 = 13,343,903.55 : x
  2. Step 2: Convert to fraction form
    23,134,772.07/31,918,690.04 = 13,343,903.55/x
  3. Step 3: Cross multiply
    23,134,772.07x = 31,918,690.04 × 13,343,903.55
  4. Step 4: Simplify right side
    23,134,772.07x = 425,919,921,269,386.12
  5. Step 5: Solve for x
    x = 425,919,921,269,386.12/23,134,772.07
  6. Step 6: Final answer
    x = 18,410,378.97

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1.5x scale

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.