Home / 14,036,613.40-21,054,920.10-8,580,485.80

Finding the Fourth Proportional to 14,036,613.40, 21,054,920.10 and 8,580,485.80

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Solution

The fourth proportional to 14,036,613.40, 21,054,920.10 and 8,580,485.80 is: 12,870,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,613.40 : 21,054,920.10 = 8,580,485.80 : x
  2. Step 2: Convert to fraction form
    14,036,613.40/21,054,920.10 = 8,580,485.80/x
  3. Step 3: Cross multiply
    14,036,613.40x = 21,054,920.10 × 8,580,485.80
  4. Step 4: Simplify right side
    14,036,613.40x = 180,661,442,938,184.59
  5. Step 5: Solve for x
    x = 180,661,442,938,184.59/14,036,613.40
  6. Step 6: Final answer
    x = 12,870,728.70

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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.