Home / 8,958,915-12,363,613.74-5,091,599.16

Finding the Fourth Proportional to 8,958,915, 12,363,613.74 and 5,091,599.16

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Solution

The fourth proportional to 8,958,915, 12,363,613.74 and 5,091,599.16 is: 7,026,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,915 : 12,363,613.74 = 5,091,599.16 : x
  2. Step 2: Convert to fraction form
    8,958,915/12,363,613.74 = 5,091,599.16/x
  3. Step 3: Cross multiply
    8,958,915x = 12,363,613.74 × 5,091,599.16
  4. Step 4: Simplify right side
    8,958,915x = 62,950,565,333,148.46
  5. Step 5: Solve for x
    x = 62,950,565,333,148.46/8,958,915
  6. Step 6: Final answer
    x = 7,026,583.61

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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.