Home / 53,300,415.36-73,554,811.76-28,854,129.28

Finding the Fourth Proportional to 53,300,415.36, 73,554,811.76 and 28,854,129.28

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Solution

The fourth proportional to 53,300,415.36, 73,554,811.76 and 28,854,129.28 is: 39,818,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300,415.36 : 73,554,811.76 = 28,854,129.28 : x
  2. Step 2: Convert to fraction form
    53,300,415.36/73,554,811.76 = 28,854,129.28/x
  3. Step 3: Cross multiply
    53,300,415.36x = 73,554,811.76 × 28,854,129.28
  4. Step 4: Simplify right side
    53,300,415.36x = 2,122,360,047,689,104.50
  5. Step 5: Solve for x
    x = 2,122,360,047,689,104.50/53,300,415.36
  6. Step 6: Final answer
    x = 39,818,827.55

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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.