Home / 5,353,718.19-8,020,834.20-4,779,761.91

Finding the Fourth Proportional to 5,353,718.19, 8,020,834.20 and 4,779,761.91

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Solution

The fourth proportional to 5,353,718.19, 8,020,834.20 and 4,779,761.91 is: 7,160,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,718.19 : 8,020,834.20 = 4,779,761.91 : x
  2. Step 2: Convert to fraction form
    5,353,718.19/8,020,834.20 = 4,779,761.91/x
  3. Step 3: Cross multiply
    5,353,718.19x = 8,020,834.20 × 4,779,761.91
  4. Step 4: Simplify right side
    5,353,718.19x = 38,337,677,795,585.32
  5. Step 5: Solve for x
    x = 38,337,677,795,585.32/5,353,718.19
  6. Step 6: Final answer
    x = 7,160,944.31

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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.