Home / 55,389,692.23-83,010,271.70-43,108,485.32

Finding the Fourth Proportional to 55,389,692.23, 83,010,271.70 and 43,108,485.32

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Solution

The fourth proportional to 55,389,692.23, 83,010,271.70 and 43,108,485.32 is: 64,604,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389,692.23 : 83,010,271.70 = 43,108,485.32 : x
  2. Step 2: Convert to fraction form
    55,389,692.23/83,010,271.70 = 43,108,485.32/x
  3. Step 3: Cross multiply
    55,389,692.23x = 83,010,271.70 × 43,108,485.32
  4. Step 4: Simplify right side
    55,389,692.23x = 3,578,447,079,303,958
  5. Step 5: Solve for x
    x = 3,578,447,079,303,958/55,389,692.23
  6. Step 6: Final answer
    x = 64,604,928.02

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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.