Home / 52,723,271.20-79,131,562.80-31,130,874.40

Finding the Fourth Proportional to 52,723,271.20, 79,131,562.80 and 31,130,874.40

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Solution

The fourth proportional to 52,723,271.20, 79,131,562.80 and 31,130,874.40 is: 46,723,860.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,723,271.20 : 79,131,562.80 = 31,130,874.40 : x
  2. Step 2: Convert to fraction form
    52,723,271.20/79,131,562.80 = 31,130,874.40/x
  3. Step 3: Cross multiply
    52,723,271.20x = 79,131,562.80 × 31,130,874.40
  4. Step 4: Simplify right side
    52,723,271.20x = 2,463,434,742,602,512
  5. Step 5: Solve for x
    x = 2,463,434,742,602,512/52,723,271.20
  6. Step 6: Final answer
    x = 46,723,860.01

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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.