Home / 29,507,105.12-40,720,070.01-16,276,788.47

Finding the Fourth Proportional to 29,507,105.12, 40,720,070.01 and 16,276,788.47

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Solution

The fourth proportional to 29,507,105.12, 40,720,070.01 and 16,276,788.47 is: 22,462,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,507,105.12 : 40,720,070.01 = 16,276,788.47 : x
  2. Step 2: Convert to fraction form
    29,507,105.12/40,720,070.01 = 16,276,788.47/x
  3. Step 3: Cross multiply
    29,507,105.12x = 40,720,070.01 × 16,276,788.47
  4. Step 4: Simplify right side
    29,507,105.12x = 662,791,966,199,199
  5. Step 5: Solve for x
    x = 662,791,966,199,199/29,507,105.12
  6. Step 6: Final answer
    x = 22,462,114.25

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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.