Home / 8,905,269.85-12,289,296.06-4,830,888.85

Finding the Fourth Proportional to 8,905,269.85, 12,289,296.06 and 4,830,888.85

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Solution

The fourth proportional to 8,905,269.85, 12,289,296.06 and 4,830,888.85 is: 6,666,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,269.85 : 12,289,296.06 = 4,830,888.85 : x
  2. Step 2: Convert to fraction form
    8,905,269.85/12,289,296.06 = 4,830,888.85/x
  3. Step 3: Cross multiply
    8,905,269.85x = 12,289,296.06 × 4,830,888.85
  4. Step 4: Simplify right side
    8,905,269.85x = 59,368,223,310,602.93
  5. Step 5: Solve for x
    x = 59,368,223,310,602.93/8,905,269.85
  6. Step 6: Final answer
    x = 6,666,639.45

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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.