Home / 69,814,038.84-96,342,454.80-38,451,485.40

Finding the Fourth Proportional to 69,814,038.84, 96,342,454.80 and 38,451,485.40

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Solution

The fourth proportional to 69,814,038.84, 96,342,454.80 and 38,451,485.40 is: 53,062,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,814,038.84 : 96,342,454.80 = 38,451,485.40 : x
  2. Step 2: Convert to fraction form
    69,814,038.84/96,342,454.80 = 38,451,485.40/x
  3. Step 3: Cross multiply
    69,814,038.84x = 96,342,454.80 × 38,451,485.40
  4. Step 4: Simplify right side
    69,814,038.84x = 3,704,510,494,142,359.50
  5. Step 5: Solve for x
    x = 3,704,510,494,142,359.50/69,814,038.84
  6. Step 6: Final answer
    x = 53,062,543.80

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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.