Home / 4,985,140.60-7,477,710.90-4,953,647.80

Finding the Fourth Proportional to 4,985,140.60, 7,477,710.90 and 4,953,647.80

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Solution

The fourth proportional to 4,985,140.60, 7,477,710.90 and 4,953,647.80 is: 7,430,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,140.60 : 7,477,710.90 = 4,953,647.80 : x
  2. Step 2: Convert to fraction form
    4,985,140.60/7,477,710.90 = 4,953,647.80/x
  3. Step 3: Cross multiply
    4,985,140.60x = 7,477,710.90 × 4,953,647.80
  4. Step 4: Simplify right side
    4,985,140.60x = 37,041,946,148,821.02
  5. Step 5: Solve for x
    x = 37,041,946,148,821.02/4,985,140.60
  6. Step 6: Final answer
    x = 7,430,471.70

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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.