Home / 55,118,752.64-76,063,275.03-30,338,409.68

Finding the Fourth Proportional to 55,118,752.64, 76,063,275.03 and 30,338,409.68

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Solution

The fourth proportional to 55,118,752.64, 76,063,275.03 and 30,338,409.68 is: 41,866,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,752.64 : 76,063,275.03 = 30,338,409.68 : x
  2. Step 2: Convert to fraction form
    55,118,752.64/76,063,275.03 = 30,338,409.68/x
  3. Step 3: Cross multiply
    55,118,752.64x = 76,063,275.03 × 30,338,409.68
  4. Step 4: Simplify right side
    55,118,752.64x = 2,307,638,799,539,043.50
  5. Step 5: Solve for x
    x = 2,307,638,799,539,043.50/55,118,752.64
  6. Step 6: Final answer
    x = 41,866,673.12

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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.