Home / 23,155,113.03-31,956,018.47-12,845,157.63

Finding the Fourth Proportional to 23,155,113.03, 31,956,018.47 and 12,845,157.63

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Solution

The fourth proportional to 23,155,113.03, 31,956,018.47 and 12,845,157.63 is: 17,727,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155,113.03 : 31,956,018.47 = 12,845,157.63 : x
  2. Step 2: Convert to fraction form
    23,155,113.03/31,956,018.47 = 12,845,157.63/x
  3. Step 3: Cross multiply
    23,155,113.03x = 31,956,018.47 × 12,845,157.63
  4. Step 4: Simplify right side
    23,155,113.03x = 410,480,094,474,341.44
  5. Step 5: Solve for x
    x = 410,480,094,474,341.44/23,155,113.03
  6. Step 6: Final answer
    x = 17,727,406.21

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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.