Home / 56,878,051.16-85,341,655.31-30,586,156.74

Finding the Fourth Proportional to 56,878,051.16, 85,341,655.31 and 30,586,156.74

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Solution

The fourth proportional to 56,878,051.16, 85,341,655.31 and 30,586,156.74 is: 45,892,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,878,051.16 : 85,341,655.31 = 30,586,156.74 : x
  2. Step 2: Convert to fraction form
    56,878,051.16/85,341,655.31 = 30,586,156.74/x
  3. Step 3: Cross multiply
    56,878,051.16x = 85,341,655.31 × 30,586,156.74
  4. Step 4: Simplify right side
    56,878,051.16x = 2,610,273,245,970,443.50
  5. Step 5: Solve for x
    x = 2,610,273,245,970,443.50/56,878,051.16
  6. Step 6: Final answer
    x = 45,892,452.24

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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.