Home / 54,036,421.32-74,570,162.83-29,256,605.13

Finding the Fourth Proportional to 54,036,421.32, 74,570,162.83 and 29,256,605.13

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Solution

The fourth proportional to 54,036,421.32, 74,570,162.83 and 29,256,605.13 is: 40,374,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,036,421.32 : 74,570,162.83 = 29,256,605.13 : x
  2. Step 2: Convert to fraction form
    54,036,421.32/74,570,162.83 = 29,256,605.13/x
  3. Step 3: Cross multiply
    54,036,421.32x = 74,570,162.83 × 29,256,605.13
  4. Step 4: Simplify right side
    54,036,421.32x = 2,181,669,808,397,113.25
  5. Step 5: Solve for x
    x = 2,181,669,808,397,113.25/54,036,421.32
  6. Step 6: Final answer
    x = 40,374,061.70

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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.