Home / 7,047,871.40-10,571,807.10-6,870,724.40

Finding the Fourth Proportional to 7,047,871.40, 10,571,807.10 and 6,870,724.40

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Solution

The fourth proportional to 7,047,871.40, 10,571,807.10 and 6,870,724.40 is: 10,306,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,871.40 : 10,571,807.10 = 6,870,724.40 : x
  2. Step 2: Convert to fraction form
    7,047,871.40/10,571,807.10 = 6,870,724.40/x
  3. Step 3: Cross multiply
    7,047,871.40x = 10,571,807.10 × 6,870,724.40
  4. Step 4: Simplify right side
    7,047,871.40x = 72,635,972,994,063.23
  5. Step 5: Solve for x
    x = 72,635,972,994,063.23/7,047,871.40
  6. Step 6: Final answer
    x = 10,306,086.60

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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.