Home / 56,892,922.72-78,503,787.51-34,554,284.16

Finding the Fourth Proportional to 56,892,922.72, 78,503,787.51 and 34,554,284.16

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Solution

The fourth proportional to 56,892,922.72, 78,503,787.51 and 34,554,284.16 is: 47,679,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,892,922.72 : 78,503,787.51 = 34,554,284.16 : x
  2. Step 2: Convert to fraction form
    56,892,922.72/78,503,787.51 = 34,554,284.16/x
  3. Step 3: Cross multiply
    56,892,922.72x = 78,503,787.51 × 34,554,284.16
  4. Step 4: Simplify right side
    56,892,922.72x = 2,712,642,181,256,798.50
  5. Step 5: Solve for x
    x = 2,712,642,181,256,798.50/56,892,922.72
  6. Step 6: Final answer
    x = 47,679,782.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.