Home / 55,732,790.70-83,599,186.05-19,329,082.20

Finding the Fourth Proportional to 55,732,790.70, 83,599,186.05 and 19,329,082.20

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Solution

The fourth proportional to 55,732,790.70, 83,599,186.05 and 19,329,082.20 is: 28,993,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,732,790.70 : 83,599,186.05 = 19,329,082.20 : x
  2. Step 2: Convert to fraction form
    55,732,790.70/83,599,186.05 = 19,329,082.20/x
  3. Step 3: Cross multiply
    55,732,790.70x = 83,599,186.05 × 19,329,082.20
  4. Step 4: Simplify right side
    55,732,790.70x = 1,615,895,539,013,543.25
  5. Step 5: Solve for x
    x = 1,615,895,539,013,543.25/55,732,790.70
  6. Step 6: Final answer
    x = 28,993,623.30

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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.