Home / 6,434,449.47-9,651,666.06-1,642,138.74

Finding the Fourth Proportional to 6,434,449.47, 9,651,666.06 and 1,642,138.74

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Solution

The fourth proportional to 6,434,449.47, 9,651,666.06 and 1,642,138.74 is: 2,463,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,449.47 : 9,651,666.06 = 1,642,138.74 : x
  2. Step 2: Convert to fraction form
    6,434,449.47/9,651,666.06 = 1,642,138.74/x
  3. Step 3: Cross multiply
    6,434,449.47x = 9,651,666.06 × 1,642,138.74
  4. Step 4: Simplify right side
    6,434,449.47x = 15,849,374,742,669.17
  5. Step 5: Solve for x
    x = 15,849,374,742,669.17/6,434,449.47
  6. Step 6: Final answer
    x = 2,463,206.03

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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.