Home / 15,942,661.60-23,913,992.40-13,143,301.60

Finding the Fourth Proportional to 15,942,661.60, 23,913,992.40 and 13,143,301.60

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Solution

The fourth proportional to 15,942,661.60, 23,913,992.40 and 13,143,301.60 is: 19,714,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,661.60 : 23,913,992.40 = 13,143,301.60 : x
  2. Step 2: Convert to fraction form
    15,942,661.60/23,913,992.40 = 13,143,301.60/x
  3. Step 3: Cross multiply
    15,942,661.60x = 23,913,992.40 × 13,143,301.60
  4. Step 4: Simplify right side
    15,942,661.60x = 314,308,814,573,307.81
  5. Step 5: Solve for x
    x = 314,308,814,573,307.81/15,942,661.60
  6. Step 6: Final answer
    x = 19,714,952.40

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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.