Home / 58,206,899.10-87,310,348.65-19,869,663.90

Finding the Fourth Proportional to 58,206,899.10, 87,310,348.65 and 19,869,663.90

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Solution

The fourth proportional to 58,206,899.10, 87,310,348.65 and 19,869,663.90 is: 29,804,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,206,899.10 : 87,310,348.65 = 19,869,663.90 : x
  2. Step 2: Convert to fraction form
    58,206,899.10/87,310,348.65 = 19,869,663.90/x
  3. Step 3: Cross multiply
    58,206,899.10x = 87,310,348.65 × 19,869,663.90
  4. Step 4: Simplify right side
    58,206,899.10x = 1,734,827,282,667,318.75
  5. Step 5: Solve for x
    x = 1,734,827,282,667,318.75/58,206,899.10
  6. Step 6: Final answer
    x = 29,804,495.85

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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.