Home / 37,528,828.38-51,789,387.33-21,009,088.62

Finding the Fourth Proportional to 37,528,828.38, 51,789,387.33 and 21,009,088.62

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Solution

The fourth proportional to 37,528,828.38, 51,789,387.33 and 21,009,088.62 is: 28,992,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,528,828.38 : 51,789,387.33 = 21,009,088.62 : x
  2. Step 2: Convert to fraction form
    37,528,828.38/51,789,387.33 = 21,009,088.62/x
  3. Step 3: Cross multiply
    37,528,828.38x = 51,789,387.33 × 21,009,088.62
  4. Step 4: Simplify right side
    37,528,828.38x = 1,088,047,827,991,475.25
  5. Step 5: Solve for x
    x = 1,088,047,827,991,475.25/37,528,828.38
  6. Step 6: Final answer
    x = 28,992,320.70

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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.