Home / 12,055,075-16,636,009.98-6,622,916.92

Finding the Fourth Proportional to 12,055,075, 16,636,009.98 and 6,622,916.92

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Solution

The fourth proportional to 12,055,075, 16,636,009.98 and 6,622,916.92 is: 9,139,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055,075 : 16,636,009.98 = 6,622,916.92 : x
  2. Step 2: Convert to fraction form
    12,055,075/16,636,009.98 = 6,622,916.92/x
  3. Step 3: Cross multiply
    12,055,075x = 16,636,009.98 × 6,622,916.92
  4. Step 4: Simplify right side
    12,055,075x = 110,178,911,977,830.86
  5. Step 5: Solve for x
    x = 110,178,911,977,830.86/12,055,075
  6. Step 6: Final answer
    x = 9,139,628.91

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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.