Home / 53,349,140.16-73,622,166.84-28,902,854.16

Finding the Fourth Proportional to 53,349,140.16, 73,622,166.84 and 28,902,854.16

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Solution

The fourth proportional to 53,349,140.16, 73,622,166.84 and 28,902,854.16 is: 39,886,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,349,140.16 : 73,622,166.84 = 28,902,854.16 : x
  2. Step 2: Convert to fraction form
    53,349,140.16/73,622,166.84 = 28,902,854.16/x
  3. Step 3: Cross multiply
    53,349,140.16x = 73,622,166.84 × 28,902,854.16
  4. Step 4: Simplify right side
    53,349,140.16x = 2,127,890,751,119,708.25
  5. Step 5: Solve for x
    x = 2,127,890,751,119,708.25/53,349,140.16
  6. Step 6: Final answer
    x = 39,886,130.21

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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.