Home / 7,280,574.36-10,047,180.67-4,017,386.53

Finding the Fourth Proportional to 7,280,574.36, 10,047,180.67 and 4,017,386.53

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Solution

The fourth proportional to 7,280,574.36, 10,047,180.67 and 4,017,386.53 is: 5,543,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,574.36 : 10,047,180.67 = 4,017,386.53 : x
  2. Step 2: Convert to fraction form
    7,280,574.36/10,047,180.67 = 4,017,386.53/x
  3. Step 3: Cross multiply
    7,280,574.36x = 10,047,180.67 × 4,017,386.53
  4. Step 4: Simplify right side
    7,280,574.36x = 40,363,408,288,134.38
  5. Step 5: Solve for x
    x = 40,363,408,288,134.38/7,280,574.36
  6. Step 6: Final answer
    x = 5,543,986.82

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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.