Home / 9,072,347.79-12,519,862.89-4,942,409.04

Finding the Fourth Proportional to 9,072,347.79, 12,519,862.89 and 4,942,409.04

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Solution

The fourth proportional to 9,072,347.79, 12,519,862.89 and 4,942,409.04 is: 6,820,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,347.79 : 12,519,862.89 = 4,942,409.04 : x
  2. Step 2: Convert to fraction form
    9,072,347.79/12,519,862.89 = 4,942,409.04/x
  3. Step 3: Cross multiply
    9,072,347.79x = 12,519,862.89 × 4,942,409.04
  4. Step 4: Simplify right side
    9,072,347.79x = 61,878,283,527,096.53
  5. Step 5: Solve for x
    x = 61,878,283,527,096.53/9,072,347.79
  6. Step 6: Final answer
    x = 6,820,536.97

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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.