Home / 22,151,626.74-30,570,779.16-12,363,980.40

Finding the Fourth Proportional to 22,151,626.74, 30,570,779.16 and 12,363,980.40

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Solution

The fourth proportional to 22,151,626.74, 30,570,779.16 and 12,363,980.40 is: 17,063,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151,626.74 : 30,570,779.16 = 12,363,980.40 : x
  2. Step 2: Convert to fraction form
    22,151,626.74/30,570,779.16 = 12,363,980.40/x
  3. Step 3: Cross multiply
    22,151,626.74x = 30,570,779.16 × 12,363,980.40
  4. Step 4: Simplify right side
    22,151,626.74x = 377,976,514,346,968.50
  5. Step 5: Solve for x
    x = 377,976,514,346,968.50/22,151,626.74
  6. Step 6: Final answer
    x = 17,063,149.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.