Home / 8,556,282.72-11,807,678.40-4,688,812.48

Finding the Fourth Proportional to 8,556,282.72, 11,807,678.40 and 4,688,812.48

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Solution

The fourth proportional to 8,556,282.72, 11,807,678.40 and 4,688,812.48 is: 6,470,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,282.72 : 11,807,678.40 = 4,688,812.48 : x
  2. Step 2: Convert to fraction form
    8,556,282.72/11,807,678.40 = 4,688,812.48/x
  3. Step 3: Cross multiply
    8,556,282.72x = 11,807,678.40 × 4,688,812.48
  4. Step 4: Simplify right side
    8,556,282.72x = 55,363,989,841,746.44
  5. Step 5: Solve for x
    x = 55,363,989,841,746.44/8,556,282.72
  6. Step 6: Final answer
    x = 6,470,565.74

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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.