Home / 7,687,551-10,607,899.40-4,249,324.56

Finding the Fourth Proportional to 7,687,551, 10,607,899.40 and 4,249,324.56

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Solution

The fourth proportional to 7,687,551, 10,607,899.40 and 4,249,324.56 is: 5,863,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,551 : 10,607,899.40 = 4,249,324.56 : x
  2. Step 2: Convert to fraction form
    7,687,551/10,607,899.40 = 4,249,324.56/x
  3. Step 3: Cross multiply
    7,687,551x = 10,607,899.40 × 4,249,324.56
  4. Step 4: Simplify right side
    7,687,551x = 45,076,407,450,429.26
  5. Step 5: Solve for x
    x = 45,076,407,450,429.26/7,687,551
  6. Step 6: Final answer
    x = 5,863,558.82

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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.