Home / 8,378,048.30-12,570,024.90-8,082,803.30

Finding the Fourth Proportional to 8,378,048.30, 12,570,024.90 and 8,082,803.30

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Solution

The fourth proportional to 8,378,048.30, 12,570,024.90 and 8,082,803.30 is: 12,127,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,048.30 : 12,570,024.90 = 8,082,803.30 : x
  2. Step 2: Convert to fraction form
    8,378,048.30/12,570,024.90 = 8,082,803.30/x
  3. Step 3: Cross multiply
    8,378,048.30x = 12,570,024.90 × 8,082,803.30
  4. Step 4: Simplify right side
    8,378,048.30x = 101,601,038,742,802.17
  5. Step 5: Solve for x
    x = 101,601,038,742,802.17/8,378,048.30
  6. Step 6: Final answer
    x = 12,127,053.35

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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.