Home / 12,147,487.92-16,762,875.48-6,714,630

Finding the Fourth Proportional to 12,147,487.92, 16,762,875.48 and 6,714,630

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Solution

The fourth proportional to 12,147,487.92, 16,762,875.48 and 6,714,630 is: 9,265,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,147,487.92 : 16,762,875.48 = 6,714,630 : x
  2. Step 2: Convert to fraction form
    12,147,487.92/16,762,875.48 = 6,714,630/x
  3. Step 3: Cross multiply
    12,147,487.92x = 16,762,875.48 × 6,714,630
  4. Step 4: Simplify right side
    12,147,487.92x = 112,556,506,584,272.41
  5. Step 5: Solve for x
    x = 112,556,506,584,272.41/12,147,487.92
  6. Step 6: Final answer
    x = 9,265,825.77

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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.