Home / 39,749,196.40-59,623,794.60-20,585,827.60

Finding the Fourth Proportional to 39,749,196.40, 59,623,794.60 and 20,585,827.60

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Solution

The fourth proportional to 39,749,196.40, 59,623,794.60 and 20,585,827.60 is: 30,878,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,749,196.40 : 59,623,794.60 = 20,585,827.60 : x
  2. Step 2: Convert to fraction form
    39,749,196.40/59,623,794.60 = 20,585,827.60/x
  3. Step 3: Cross multiply
    39,749,196.40x = 59,623,794.60 × 20,585,827.60
  4. Step 4: Simplify right side
    39,749,196.40x = 1,227,405,156,493,411
  5. Step 5: Solve for x
    x = 1,227,405,156,493,411/39,749,196.40
  6. Step 6: Final answer
    x = 30,878,741.40

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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.