Home / 9,520,904.85-13,138,807.14-5,169,955.83

Finding the Fourth Proportional to 9,520,904.85, 13,138,807.14 and 5,169,955.83

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Solution

The fourth proportional to 9,520,904.85, 13,138,807.14 and 5,169,955.83 is: 7,134,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,904.85 : 13,138,807.14 = 5,169,955.83 : x
  2. Step 2: Convert to fraction form
    9,520,904.85/13,138,807.14 = 5,169,955.83/x
  3. Step 3: Cross multiply
    9,520,904.85x = 13,138,807.14 × 5,169,955.83
  4. Step 4: Simplify right side
    9,520,904.85x = 67,927,052,572,688.63
  5. Step 5: Solve for x
    x = 67,927,052,572,688.63/9,520,904.85
  6. Step 6: Final answer
    x = 7,134,516.48

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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.