Home / 8,992,664.48-12,409,569.48-5,126,430.80

Finding the Fourth Proportional to 8,992,664.48, 12,409,569.48 and 5,126,430.80

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Solution

The fourth proportional to 8,992,664.48, 12,409,569.48 and 5,126,430.80 is: 7,074,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992,664.48 : 12,409,569.48 = 5,126,430.80 : x
  2. Step 2: Convert to fraction form
    8,992,664.48/12,409,569.48 = 5,126,430.80/x
  3. Step 3: Cross multiply
    8,992,664.48x = 12,409,569.48 × 5,126,430.80
  4. Step 4: Simplify right side
    8,992,664.48x = 63,616,799,197,011.98
  5. Step 5: Solve for x
    x = 63,616,799,197,011.98/8,992,664.48
  6. Step 6: Final answer
    x = 7,074,299.21

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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.