Home / 7,192,079.78-9,927,435.35-5,724,680

Finding the Fourth Proportional to 7,192,079.78, 9,927,435.35 and 5,724,680

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Solution

The fourth proportional to 7,192,079.78, 9,927,435.35 and 5,724,680 is: 7,901,941.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,079.78 : 9,927,435.35 = 5,724,680 : x
  2. Step 2: Convert to fraction form
    7,192,079.78/9,927,435.35 = 5,724,680/x
  3. Step 3: Cross multiply
    7,192,079.78x = 9,927,435.35 × 5,724,680
  4. Step 4: Simplify right side
    7,192,079.78x = 56,831,390,570,814.60
  5. Step 5: Solve for x
    x = 56,831,390,570,814.60/7,192,079.78
  6. Step 6: Final answer
    x = 7,901,941.07

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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.