Home / 8,905,259.66-12,289,282-4,830,878.66

Finding the Fourth Proportional to 8,905,259.66, 12,289,282 and 4,830,878.66

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Solution

The fourth proportional to 8,905,259.66, 12,289,282 and 4,830,878.66 is: 6,666,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,259.66 : 12,289,282 = 4,830,878.66 : x
  2. Step 2: Convert to fraction form
    8,905,259.66/12,289,282 = 4,830,878.66/x
  3. Step 3: Cross multiply
    8,905,259.66x = 12,289,282 × 4,830,878.66
  4. Step 4: Simplify right side
    8,905,259.66x = 59,368,030,160,522.12
  5. Step 5: Solve for x
    x = 59,368,030,160,522.12/8,905,259.66
  6. Step 6: Final answer
    x = 6,666,625.39

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1.5x scale

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.