Home / 14,762,430.40-22,143,645.60-12,373,643.20

Finding the Fourth Proportional to 14,762,430.40, 22,143,645.60 and 12,373,643.20

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Solution

The fourth proportional to 14,762,430.40, 22,143,645.60 and 12,373,643.20 is: 18,560,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,430.40 : 22,143,645.60 = 12,373,643.20 : x
  2. Step 2: Convert to fraction form
    14,762,430.40/22,143,645.60 = 12,373,643.20/x
  3. Step 3: Cross multiply
    14,762,430.40x = 22,143,645.60 × 12,373,643.20
  4. Step 4: Simplify right side
    14,762,430.40x = 273,997,569,801,649.94
  5. Step 5: Solve for x
    x = 273,997,569,801,649.94/14,762,430.40
  6. Step 6: Final answer
    x = 18,560,464.80

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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.