Home / 57,069,094.48-85,585,659.68-18,721,672.72

Finding the Fourth Proportional to 57,069,094.48, 85,585,659.68 and 18,721,672.72

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Solution

The fourth proportional to 57,069,094.48, 85,585,659.68 and 18,721,672.72 is: 28,076,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,069,094.48 : 85,585,659.68 = 18,721,672.72 : x
  2. Step 2: Convert to fraction form
    57,069,094.48/85,585,659.68 = 18,721,672.72/x
  3. Step 3: Cross multiply
    57,069,094.48x = 85,585,659.68 × 18,721,672.72
  4. Step 4: Simplify right side
    57,069,094.48x = 1,602,306,710,054,260
  5. Step 5: Solve for x
    x = 1,602,306,710,054,260/57,069,094.48
  6. Step 6: Final answer
    x = 28,076,610.02

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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.