Home / 38,955,624.63-53,754,118.18-21,549,612.39

Finding the Fourth Proportional to 38,955,624.63, 53,754,118.18 and 21,549,612.39

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Solution

The fourth proportional to 38,955,624.63, 53,754,118.18 and 21,549,612.39 is: 29,735,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,955,624.63 : 53,754,118.18 = 21,549,612.39 : x
  2. Step 2: Convert to fraction form
    38,955,624.63/53,754,118.18 = 21,549,612.39/x
  3. Step 3: Cross multiply
    38,955,624.63x = 53,754,118.18 × 21,549,612.39
  4. Step 4: Simplify right side
    38,955,624.63x = 1,158,380,411,145,252.25
  5. Step 5: Solve for x
    x = 1,158,380,411,145,252.25/38,955,624.63
  6. Step 6: Final answer
    x = 29,735,896.22

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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.