Home / 13,775,776.46-19,010,746.40-7,581,536.36

Finding the Fourth Proportional to 13,775,776.46, 19,010,746.40 and 7,581,536.36

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Solution

The fourth proportional to 13,775,776.46, 19,010,746.40 and 7,581,536.36 is: 10,462,616.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,776.46 : 19,010,746.40 = 7,581,536.36 : x
  2. Step 2: Convert to fraction form
    13,775,776.46/19,010,746.40 = 7,581,536.36/x
  3. Step 3: Cross multiply
    13,775,776.46x = 19,010,746.40 × 7,581,536.36
  4. Step 4: Simplify right side
    13,775,776.46x = 144,130,665,062,339.09
  5. Step 5: Solve for x
    x = 144,130,665,062,339.09/13,775,776.46
  6. Step 6: Final answer
    x = 10,462,616.43

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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.