Home / 29,001,725.25-40,021,582.73-15,948,984.16

Finding the Fourth Proportional to 29,001,725.25, 40,021,582.73 and 15,948,984.16

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Solution

The fourth proportional to 29,001,725.25, 40,021,582.73 and 15,948,984.16 is: 22,009,159.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,725.25 : 40,021,582.73 = 15,948,984.16 : x
  2. Step 2: Convert to fraction form
    29,001,725.25/40,021,582.73 = 15,948,984.16/x
  3. Step 3: Cross multiply
    29,001,725.25x = 40,021,582.73 × 15,948,984.16
  4. Step 4: Simplify right side
    29,001,725.25x = 638,303,589,018,899.50
  5. Step 5: Solve for x
    x = 638,303,589,018,899.50/29,001,725.25
  6. Step 6: Final answer
    x = 22,009,159.23

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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.