Home / 5,338,277.80-8,007,416.70-5,077,004.20

Finding the Fourth Proportional to 5,338,277.80, 8,007,416.70 and 5,077,004.20

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Solution

The fourth proportional to 5,338,277.80, 8,007,416.70 and 5,077,004.20 is: 7,615,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,277.80 : 8,007,416.70 = 5,077,004.20 : x
  2. Step 2: Convert to fraction form
    5,338,277.80/8,007,416.70 = 5,077,004.20/x
  3. Step 3: Cross multiply
    5,338,277.80x = 8,007,416.70 × 5,077,004.20
  4. Step 4: Simplify right side
    5,338,277.80x = 40,653,688,217,050.14
  5. Step 5: Solve for x
    x = 40,653,688,217,050.14/5,338,277.80
  6. Step 6: Final answer
    x = 7,615,506.30

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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.