Home / 7,341,285.90-10,130,692.90-4,078,305.80

Finding the Fourth Proportional to 7,341,285.90, 10,130,692.90 and 4,078,305.80

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Solution

The fourth proportional to 7,341,285.90, 10,130,692.90 and 4,078,305.80 is: 5,627,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,285.90 : 10,130,692.90 = 4,078,305.80 : x
  2. Step 2: Convert to fraction form
    7,341,285.90/10,130,692.90 = 4,078,305.80/x
  3. Step 3: Cross multiply
    7,341,285.90x = 10,130,692.90 × 4,078,305.80
  4. Step 4: Simplify right side
    7,341,285.90x = 41,316,063,612,088.82
  5. Step 5: Solve for x
    x = 41,316,063,612,088.82/7,341,285.90
  6. Step 6: Final answer
    x = 5,627,905.54

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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.