Home / 9,803,240.62-13,528,395.80-5,392,870.81

Finding the Fourth Proportional to 9,803,240.62, 13,528,395.80 and 5,392,870.81

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Solution

The fourth proportional to 9,803,240.62, 13,528,395.80 and 5,392,870.81 is: 7,442,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803,240.62 : 13,528,395.80 = 5,392,870.81 : x
  2. Step 2: Convert to fraction form
    9,803,240.62/13,528,395.80 = 5,392,870.81/x
  3. Step 3: Cross multiply
    9,803,240.62x = 13,528,395.80 × 5,392,870.81
  4. Step 4: Simplify right side
    9,803,240.62x = 72,956,890,775,384.52
  5. Step 5: Solve for x
    x = 72,956,890,775,384.52/9,803,240.62
  6. Step 6: Final answer
    x = 7,442,119.77

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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.