Home / 12,736,980.46-19,087,794.86-5,803,515.37

Finding the Fourth Proportional to 12,736,980.46, 19,087,794.86 and 5,803,515.37

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Solution

The fourth proportional to 12,736,980.46, 19,087,794.86 and 5,803,515.37 is: 8,697,219.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,980.46 : 19,087,794.86 = 5,803,515.37 : x
  2. Step 2: Convert to fraction form
    12,736,980.46/19,087,794.86 = 5,803,515.37/x
  3. Step 3: Cross multiply
    12,736,980.46x = 19,087,794.86 × 5,803,515.37
  4. Step 4: Simplify right side
    12,736,980.46x = 110,776,310,849,417
  5. Step 5: Solve for x
    x = 110,776,310,849,417/12,736,980.46
  6. Step 6: Final answer
    x = 8,697,219.19

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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.