Home / 8,908,642.80-13,363,401.60-4,657,114.80

Finding the Fourth Proportional to 8,908,642.80, 13,363,401.60 and 4,657,114.80

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Solution

The fourth proportional to 8,908,642.80, 13,363,401.60 and 4,657,114.80 is: 6,985,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,642.80 : 13,363,401.60 = 4,657,114.80 : x
  2. Step 2: Convert to fraction form
    8,908,642.80/13,363,401.60 = 4,657,114.80/x
  3. Step 3: Cross multiply
    8,908,642.80x = 13,363,401.60 × 4,657,114.80
  4. Step 4: Simplify right side
    8,908,642.80x = 62,234,895,369,703.67
  5. Step 5: Solve for x
    x = 62,234,895,369,703.67/8,908,642.80
  6. Step 6: Final answer
    x = 6,985,900.86

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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.