Home / 30,916,066.92-46,383,075.78-12,462,488.55

Finding the Fourth Proportional to 30,916,066.92, 46,383,075.78 and 12,462,488.55

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Solution

The fourth proportional to 30,916,066.92, 46,383,075.78 and 12,462,488.55 is: 18,697,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916,066.92 : 46,383,075.78 = 12,462,488.55 : x
  2. Step 2: Convert to fraction form
    30,916,066.92/46,383,075.78 = 12,462,488.55/x
  3. Step 3: Cross multiply
    30,916,066.92x = 46,383,075.78 × 12,462,488.55
  4. Step 4: Simplify right side
    30,916,066.92x = 578,048,550,822,032.38
  5. Step 5: Solve for x
    x = 578,048,550,822,032.38/30,916,066.92
  6. Step 6: Final answer
    x = 18,697,350.87

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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.