Home / 8,686,038.39-13,020,583.76-4,135,865.01

Finding the Fourth Proportional to 8,686,038.39, 13,020,583.76 and 4,135,865.01

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Solution

The fourth proportional to 8,686,038.39, 13,020,583.76 and 4,135,865.01 is: 6,199,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,038.39 : 13,020,583.76 = 4,135,865.01 : x
  2. Step 2: Convert to fraction form
    8,686,038.39/13,020,583.76 = 4,135,865.01/x
  3. Step 3: Cross multiply
    8,686,038.39x = 13,020,583.76 × 4,135,865.01
  4. Step 4: Simplify right side
    8,686,038.39x = 53,851,376,752,025.45
  5. Step 5: Solve for x
    x = 53,851,376,752,025.45/8,686,038.39
  6. Step 6: Final answer
    x = 6,199,762.69

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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.