Home / 14,200,325.40-21,300,488.10-12,446,570.10

Finding the Fourth Proportional to 14,200,325.40, 21,300,488.10 and 12,446,570.10

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Solution

The fourth proportional to 14,200,325.40, 21,300,488.10 and 12,446,570.10 is: 18,669,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200,325.40 : 21,300,488.10 = 12,446,570.10 : x
  2. Step 2: Convert to fraction form
    14,200,325.40/21,300,488.10 = 12,446,570.10/x
  3. Step 3: Cross multiply
    14,200,325.40x = 21,300,488.10 × 12,446,570.10
  4. Step 4: Simplify right side
    14,200,325.40x = 265,118,018,300,865.81
  5. Step 5: Solve for x
    x = 265,118,018,300,865.81/14,200,325.40
  6. Step 6: Final answer
    x = 18,669,855.15

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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.