Home / 5,265,779.70-7,898,669.55-4,855,206.90

Finding the Fourth Proportional to 5,265,779.70, 7,898,669.55 and 4,855,206.90

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Solution

The fourth proportional to 5,265,779.70, 7,898,669.55 and 4,855,206.90 is: 7,282,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,779.70 : 7,898,669.55 = 4,855,206.90 : x
  2. Step 2: Convert to fraction form
    5,265,779.70/7,898,669.55 = 4,855,206.90/x
  3. Step 3: Cross multiply
    5,265,779.70x = 7,898,669.55 × 4,855,206.90
  4. Step 4: Simplify right side
    5,265,779.70x = 38,349,674,899,979.90
  5. Step 5: Solve for x
    x = 38,349,674,899,979.90/5,265,779.70
  6. Step 6: Final answer
    x = 7,282,810.35

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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.