Home / 34,453,431.80-47,530,796.22-20,506,966.82

Finding the Fourth Proportional to 34,453,431.80, 47,530,796.22 and 20,506,966.82

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Solution

The fourth proportional to 34,453,431.80, 47,530,796.22 and 20,506,966.82 is: 28,290,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,453,431.80 : 47,530,796.22 = 20,506,966.82 : x
  2. Step 2: Convert to fraction form
    34,453,431.80/47,530,796.22 = 20,506,966.82/x
  3. Step 3: Cross multiply
    34,453,431.80x = 47,530,796.22 × 20,506,966.82
  4. Step 4: Simplify right side
    34,453,431.80x = 974,712,461,011,721.38
  5. Step 5: Solve for x
    x = 974,712,461,011,721.38/34,453,431.80
  6. Step 6: Final answer
    x = 28,290,722.00

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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.