Home / 8,987,846.50-12,403,271.91-4,913,465.50

Finding the Fourth Proportional to 8,987,846.50, 12,403,271.91 and 4,913,465.50

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Solution

The fourth proportional to 8,987,846.50, 12,403,271.91 and 4,913,465.50 is: 6,780,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987,846.50 : 12,403,271.91 = 4,913,465.50 : x
  2. Step 2: Convert to fraction form
    8,987,846.50/12,403,271.91 = 4,913,465.50/x
  3. Step 3: Cross multiply
    8,987,846.50x = 12,403,271.91 × 4,913,465.50
  4. Step 4: Simplify right side
    8,987,846.50x = 60,943,048,616,904.11
  5. Step 5: Solve for x
    x = 60,943,048,616,904.11/8,987,846.50
  6. Step 6: Final answer
    x = 6,780,606.30

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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.