Home / 55,142,378.40-82,713,567.60-14,752,862.40

Finding the Fourth Proportional to 55,142,378.40, 82,713,567.60 and 14,752,862.40

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Solution

The fourth proportional to 55,142,378.40, 82,713,567.60 and 14,752,862.40 is: 22,129,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,142,378.40 : 82,713,567.60 = 14,752,862.40 : x
  2. Step 2: Convert to fraction form
    55,142,378.40/82,713,567.60 = 14,752,862.40/x
  3. Step 3: Cross multiply
    55,142,378.40x = 82,713,567.60 × 14,752,862.40
  4. Step 4: Simplify right side
    55,142,378.40x = 1,220,261,881,415,898.25
  5. Step 5: Solve for x
    x = 1,220,261,881,415,898.25/55,142,378.40
  6. Step 6: Final answer
    x = 22,129,293.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.