Home / 8,506,816.65-11,740,544.87-5,409,642.33

Finding the Fourth Proportional to 8,506,816.65, 11,740,544.87 and 5,409,642.33

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Solution

The fourth proportional to 8,506,816.65, 11,740,544.87 and 5,409,642.33 is: 7,466,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,816.65 : 11,740,544.87 = 5,409,642.33 : x
  2. Step 2: Convert to fraction form
    8,506,816.65/11,740,544.87 = 5,409,642.33/x
  3. Step 3: Cross multiply
    8,506,816.65x = 11,740,544.87 × 5,409,642.33
  4. Step 4: Simplify right side
    8,506,816.65x = 63,512,148,478,968.14
  5. Step 5: Solve for x
    x = 63,512,148,478,968.14/8,506,816.65
  6. Step 6: Final answer
    x = 7,466,030.02

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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.