Home / 8,730,981.80-13,124,466.30-6,223,999.40

Finding the Fourth Proportional to 8,730,981.80, 13,124,466.30 and 6,223,999.40

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Solution

The fourth proportional to 8,730,981.80, 13,124,466.30 and 6,223,999.40 is: 9,355,954.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730,981.80 : 13,124,466.30 = 6,223,999.40 : x
  2. Step 2: Convert to fraction form
    8,730,981.80/13,124,466.30 = 6,223,999.40/x
  3. Step 3: Cross multiply
    8,730,981.80x = 13,124,466.30 × 6,223,999.40
  4. Step 4: Simplify right side
    8,730,981.80x = 81,686,670,376,520.23
  5. Step 5: Solve for x
    x = 81,686,670,376,520.23/8,730,981.80
  6. Step 6: Final answer
    x = 9,355,954.72

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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.