Home / 34,238,776.08-47,244,466.31-20,820,596.15

Finding the Fourth Proportional to 34,238,776.08, 47,244,466.31 and 20,820,596.15

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Solution

The fourth proportional to 34,238,776.08, 47,244,466.31 and 20,820,596.15 is: 28,729,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238,776.08 : 47,244,466.31 = 20,820,596.15 : x
  2. Step 2: Convert to fraction form
    34,238,776.08/47,244,466.31 = 20,820,596.15/x
  3. Step 3: Cross multiply
    34,238,776.08x = 47,244,466.31 × 20,820,596.15
  4. Step 4: Simplify right side
    34,238,776.08x = 983,657,953,022,465.38
  5. Step 5: Solve for x
    x = 983,657,953,022,465.38/34,238,776.08
  6. Step 6: Final answer
    x = 28,729,355.01

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1.5x scale

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.