Home / 81,501,856.04-112,535,692.00-62,633,551.21

Finding the Fourth Proportional to 81,501,856.04, 112,535,692.00 and 62,633,551.21

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Solution

The fourth proportional to 81,501,856.04, 112,535,692.00 and 62,633,551.21 is: 86,482,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,501,856.04 : 112,535,692.00 = 62,633,551.21 : x
  2. Step 2: Convert to fraction form
    81,501,856.04/112,535,692.00 = 62,633,551.21/x
  3. Step 3: Cross multiply
    81,501,856.04x = 112,535,692.00 × 62,633,551.21
  4. Step 4: Simplify right side
    81,501,856.04x = 7,048,510,027,396,865
  5. Step 5: Solve for x
    x = 7,048,510,027,396,865/81,501,856.04
  6. Step 6: Final answer
    x = 86,482,816.09

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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.