Home / 31,544,564.40-47,316,846.60-17,892,435.60

Finding the Fourth Proportional to 31,544,564.40, 47,316,846.60 and 17,892,435.60

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Solution

The fourth proportional to 31,544,564.40, 47,316,846.60 and 17,892,435.60 is: 26,838,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544,564.40 : 47,316,846.60 = 17,892,435.60 : x
  2. Step 2: Convert to fraction form
    31,544,564.40/47,316,846.60 = 17,892,435.60/x
  3. Step 3: Cross multiply
    31,544,564.40x = 47,316,846.60 × 17,892,435.60
  4. Step 4: Simplify right side
    31,544,564.40x = 846,613,630,585,579
  5. Step 5: Solve for x
    x = 846,613,630,585,579/31,544,564.40
  6. Step 6: Final answer
    x = 26,838,653.40

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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.