Home / 58,082,476.80-87,123,715.20-55,248,124.80

Finding the Fourth Proportional to 58,082,476.80, 87,123,715.20 and 55,248,124.80

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Solution

The fourth proportional to 58,082,476.80, 87,123,715.20 and 55,248,124.80 is: 82,872,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,082,476.80 : 87,123,715.20 = 55,248,124.80 : x
  2. Step 2: Convert to fraction form
    58,082,476.80/87,123,715.20 = 55,248,124.80/x
  3. Step 3: Cross multiply
    58,082,476.80x = 87,123,715.20 × 55,248,124.80
  4. Step 4: Simplify right side
    58,082,476.80x = 4,813,421,890,409,257
  5. Step 5: Solve for x
    x = 4,813,421,890,409,257/58,082,476.80
  6. Step 6: Final answer
    x = 82,872,187.20

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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.