Home / 9,578,827.20-14,368,240.80-8,539,564.80

Finding the Fourth Proportional to 9,578,827.20, 14,368,240.80 and 8,539,564.80

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Solution

The fourth proportional to 9,578,827.20, 14,368,240.80 and 8,539,564.80 is: 12,809,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,827.20 : 14,368,240.80 = 8,539,564.80 : x
  2. Step 2: Convert to fraction form
    9,578,827.20/14,368,240.80 = 8,539,564.80/x
  3. Step 3: Cross multiply
    9,578,827.20x = 14,368,240.80 × 8,539,564.80
  4. Step 4: Simplify right side
    9,578,827.20x = 122,698,523,373,603.86
  5. Step 5: Solve for x
    x = 122,698,523,373,603.86/9,578,827.20
  6. Step 6: Final answer
    x = 12,809,347.20

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1.5x scale

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.