Home / 56,811,711.90-78,401,702.07-34,784,792.22

Finding the Fourth Proportional to 56,811,711.90, 78,401,702.07 and 34,784,792.22

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Solution

The fourth proportional to 56,811,711.90, 78,401,702.07 and 34,784,792.22 is: 48,003,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,811,711.90 : 78,401,702.07 = 34,784,792.22 : x
  2. Step 2: Convert to fraction form
    56,811,711.90/78,401,702.07 = 34,784,792.22/x
  3. Step 3: Cross multiply
    56,811,711.90x = 78,401,702.07 × 34,784,792.22
  4. Step 4: Simplify right side
    56,811,711.90x = 2,727,186,916,199,293.50
  5. Step 5: Solve for x
    x = 2,727,186,916,199,293.50/56,811,711.90
  6. Step 6: Final answer
    x = 48,003,955.96

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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.