Home / 7,548,762.15-11,323,143.23-1,868,986.53

Finding the Fourth Proportional to 7,548,762.15, 11,323,143.23 and 1,868,986.53

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Solution

The fourth proportional to 7,548,762.15, 11,323,143.23 and 1,868,986.53 is: 2,803,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548,762.15 : 11,323,143.23 = 1,868,986.53 : x
  2. Step 2: Convert to fraction form
    7,548,762.15/11,323,143.23 = 1,868,986.53/x
  3. Step 3: Cross multiply
    7,548,762.15x = 11,323,143.23 × 1,868,986.53
  4. Step 4: Simplify right side
    7,548,762.15x = 21,162,802,164,785.76
  5. Step 5: Solve for x
    x = 21,162,802,164,785.76/7,548,762.15
  6. Step 6: Final answer
    x = 2,803,479.80

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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.