Home / 14,399,291.23-19,871,023.58-7,872,925.11

Finding the Fourth Proportional to 14,399,291.23, 19,871,023.58 and 7,872,925.11

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Solution

The fourth proportional to 14,399,291.23, 19,871,023.58 and 7,872,925.11 is: 10,864,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399,291.23 : 19,871,023.58 = 7,872,925.11 : x
  2. Step 2: Convert to fraction form
    14,399,291.23/19,871,023.58 = 7,872,925.11/x
  3. Step 3: Cross multiply
    14,399,291.23x = 19,871,023.58 × 7,872,925.11
  4. Step 4: Simplify right side
    14,399,291.23x = 156,443,080,420,026.59
  5. Step 5: Solve for x
    x = 156,443,080,420,026.59/14,399,291.23
  6. Step 6: Final answer
    x = 10,864,637.57

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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.