Home / 8,825,639.31-12,180,368.45-5,342,897.03

Finding the Fourth Proportional to 8,825,639.31, 12,180,368.45 and 5,342,897.03

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Solution

The fourth proportional to 8,825,639.31, 12,180,368.45 and 5,342,897.03 is: 7,373,794.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825,639.31 : 12,180,368.45 = 5,342,897.03 : x
  2. Step 2: Convert to fraction form
    8,825,639.31/12,180,368.45 = 5,342,897.03/x
  3. Step 3: Cross multiply
    8,825,639.31x = 12,180,368.45 × 5,342,897.03
  4. Step 4: Simplify right side
    8,825,639.31x = 65,078,454,368,266.11
  5. Step 5: Solve for x
    x = 65,078,454,368,266.11/8,825,639.31
  6. Step 6: Final answer
    x = 7,373,794.93

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1.5x scale

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.