Home / 8,622,494.90-12,938,407.95-3,830,923.70

Finding the Fourth Proportional to 8,622,494.90, 12,938,407.95 and 3,830,923.70

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Solution

The fourth proportional to 8,622,494.90, 12,938,407.95 and 3,830,923.70 is: 5,748,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622,494.90 : 12,938,407.95 = 3,830,923.70 : x
  2. Step 2: Convert to fraction form
    8,622,494.90/12,938,407.95 = 3,830,923.70/x
  3. Step 3: Cross multiply
    8,622,494.90x = 12,938,407.95 × 3,830,923.70
  4. Step 4: Simplify right side
    8,622,494.90x = 49,566,053,655,923.41
  5. Step 5: Solve for x
    x = 49,566,053,655,923.41/8,622,494.90
  6. Step 6: Final answer
    x = 5,748,458.45

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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.