Home / 6,620,148.20-9,139,880.37-5,249,030.42

Finding the Fourth Proportional to 6,620,148.20, 9,139,880.37 and 5,249,030.42

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Solution

The fourth proportional to 6,620,148.20, 9,139,880.37 and 5,249,030.42 is: 7,246,893.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,148.20 : 9,139,880.37 = 5,249,030.42 : x
  2. Step 2: Convert to fraction form
    6,620,148.20/9,139,880.37 = 5,249,030.42/x
  3. Step 3: Cross multiply
    6,620,148.20x = 9,139,880.37 × 5,249,030.42
  4. Step 4: Simplify right side
    6,620,148.20x = 47,975,510,074,441.16
  5. Step 5: Solve for x
    x = 47,975,510,074,441.16/6,620,148.20
  6. Step 6: Final answer
    x = 7,246,893.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.