Home / 56,892,919.71-78,503,783.37-34,554,281.15

Finding the Fourth Proportional to 56,892,919.71, 78,503,783.37 and 34,554,281.15

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Solution

The fourth proportional to 56,892,919.71, 78,503,783.37 and 34,554,281.15 is: 47,679,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,892,919.71 : 78,503,783.37 = 34,554,281.15 : x
  2. Step 2: Convert to fraction form
    56,892,919.71/78,503,783.37 = 34,554,281.15/x
  3. Step 3: Cross multiply
    56,892,919.71x = 78,503,783.37 × 34,554,281.15
  4. Step 4: Simplify right side
    56,892,919.71x = 2,712,641,801,905,674.50
  5. Step 5: Solve for x
    x = 2,712,641,801,905,674.50/56,892,919.71
  6. Step 6: Final answer
    x = 47,679,778.36

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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.