Home / 8,556,280.72-11,807,675.64-4,688,810.48

Finding the Fourth Proportional to 8,556,280.72, 11,807,675.64 and 4,688,810.48

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Solution

The fourth proportional to 8,556,280.72, 11,807,675.64 and 4,688,810.48 is: 6,470,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,280.72 : 11,807,675.64 = 4,688,810.48 : x
  2. Step 2: Convert to fraction form
    8,556,280.72/11,807,675.64 = 4,688,810.48/x
  3. Step 3: Cross multiply
    8,556,280.72x = 11,807,675.64 × 4,688,810.48
  4. Step 4: Simplify right side
    8,556,280.72x = 55,363,953,285,272.72
  5. Step 5: Solve for x
    x = 55,363,953,285,272.72/8,556,280.72
  6. Step 6: Final answer
    x = 6,470,562.98

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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.