Home / 29,049,809.40-43,574,714.10-19,308,036.60

Finding the Fourth Proportional to 29,049,809.40, 43,574,714.10 and 19,308,036.60

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Solution

The fourth proportional to 29,049,809.40, 43,574,714.10 and 19,308,036.60 is: 28,962,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,049,809.40 : 43,574,714.10 = 19,308,036.60 : x
  2. Step 2: Convert to fraction form
    29,049,809.40/43,574,714.10 = 19,308,036.60/x
  3. Step 3: Cross multiply
    29,049,809.40x = 43,574,714.10 × 19,308,036.60
  4. Step 4: Simplify right side
    29,049,809.40x = 841,342,174,677,336.12
  5. Step 5: Solve for x
    x = 841,342,174,677,336.12/29,049,809.40
  6. Step 6: Final answer
    x = 28,962,054.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.