Home / 38,994,582.78-53,815,553.98-21,592,547.10

Finding the Fourth Proportional to 38,994,582.78, 53,815,553.98 and 21,592,547.10

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Solution

The fourth proportional to 38,994,582.78, 53,815,553.98 and 21,592,547.10 is: 29,799,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,994,582.78 : 53,815,553.98 = 21,592,547.10 : x
  2. Step 2: Convert to fraction form
    38,994,582.78/53,815,553.98 = 21,592,547.10/x
  3. Step 3: Cross multiply
    38,994,582.78x = 53,815,553.98 × 21,592,547.10
  4. Step 4: Simplify right side
    38,994,582.78x = 1,162,014,884,025,742.50
  5. Step 5: Solve for x
    x = 1,162,014,884,025,742.50/38,994,582.78
  6. Step 6: Final answer
    x = 29,799,392.66

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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.