Home / 53,889,256.80-80,833,885.20-47,937,117.60

Finding the Fourth Proportional to 53,889,256.80, 80,833,885.20 and 47,937,117.60

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Solution

The fourth proportional to 53,889,256.80, 80,833,885.20 and 47,937,117.60 is: 71,905,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,889,256.80 : 80,833,885.20 = 47,937,117.60 : x
  2. Step 2: Convert to fraction form
    53,889,256.80/80,833,885.20 = 47,937,117.60/x
  3. Step 3: Cross multiply
    53,889,256.80x = 80,833,885.20 × 47,937,117.60
  4. Step 4: Simplify right side
    53,889,256.80x = 3,874,943,460,897,300
  5. Step 5: Solve for x
    x = 3,874,943,460,897,300/53,889,256.80
  6. Step 6: Final answer
    x = 71,905,676.40

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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.