Home / 55,371,766.45-83,075,393.13-38,770,666.20

Finding the Fourth Proportional to 55,371,766.45, 83,075,393.13 and 38,770,666.20

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Solution

The fourth proportional to 55,371,766.45, 83,075,393.13 and 38,770,666.20 is: 58,168,423.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371,766.45 : 83,075,393.13 = 38,770,666.20 : x
  2. Step 2: Convert to fraction form
    55,371,766.45/83,075,393.13 = 38,770,666.20/x
  3. Step 3: Cross multiply
    55,371,766.45x = 83,075,393.13 × 38,770,666.20
  4. Step 4: Simplify right side
    55,371,766.45x = 3,220,888,336,477,003.50
  5. Step 5: Solve for x
    x = 3,220,888,336,477,003.50/55,371,766.45
  6. Step 6: Final answer
    x = 58,168,423.06

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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.