Home / 53,220,801.60-73,444,644-28,774,457.28

Finding the Fourth Proportional to 53,220,801.60, 73,444,644 and 28,774,457.28

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Solution

The fourth proportional to 53,220,801.60, 73,444,644 and 28,774,457.28 is: 39,708,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220,801.60 : 73,444,644 = 28,774,457.28 : x
  2. Step 2: Convert to fraction form
    53,220,801.60/73,444,644 = 28,774,457.28/x
  3. Step 3: Cross multiply
    53,220,801.60x = 73,444,644 × 28,774,457.28
  4. Step 4: Simplify right side
    53,220,801.60x = 2,113,329,771,222,808.50
  5. Step 5: Solve for x
    x = 2,113,329,771,222,808.50/53,220,801.60
  6. Step 6: Final answer
    x = 39,708,717.41

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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.