Home / 4,938,803.90-7,408,205.85-4,403,426.30

Finding the Fourth Proportional to 4,938,803.90, 7,408,205.85 and 4,403,426.30

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Solution

The fourth proportional to 4,938,803.90, 7,408,205.85 and 4,403,426.30 is: 6,605,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,803.90 : 7,408,205.85 = 4,403,426.30 : x
  2. Step 2: Convert to fraction form
    4,938,803.90/7,408,205.85 = 4,403,426.30/x
  3. Step 3: Cross multiply
    4,938,803.90x = 7,408,205.85 × 4,403,426.30
  4. Step 4: Simplify right side
    4,938,803.90x = 32,621,488,475,703.85
  5. Step 5: Solve for x
    x = 32,621,488,475,703.85/4,938,803.90
  6. Step 6: Final answer
    x = 6,605,139.45

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Similar ratio
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1.5x scale

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.