Home / 7,176,300.04-9,903,222.02-3,913,106.52

Finding the Fourth Proportional to 7,176,300.04, 9,903,222.02 and 3,913,106.52

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Solution

The fourth proportional to 7,176,300.04, 9,903,222.02 and 3,913,106.52 is: 5,400,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,300.04 : 9,903,222.02 = 3,913,106.52 : x
  2. Step 2: Convert to fraction form
    7,176,300.04/9,903,222.02 = 3,913,106.52/x
  3. Step 3: Cross multiply
    7,176,300.04x = 9,903,222.02 × 3,913,106.52
  4. Step 4: Simplify right side
    7,176,300.04x = 38,752,362,655,469.57
  5. Step 5: Solve for x
    x = 38,752,362,655,469.57/7,176,300.04
  6. Step 6: Final answer
    x = 5,400,047.72

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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.