Home / 10,415,701.32-14,401,095.60-9,122,831.98

Finding the Fourth Proportional to 10,415,701.32, 14,401,095.60 and 9,122,831.98

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Solution

The fourth proportional to 10,415,701.32, 14,401,095.60 and 9,122,831.98 is: 12,613,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,415,701.32 : 14,401,095.60 = 9,122,831.98 : x
  2. Step 2: Convert to fraction form
    10,415,701.32/14,401,095.60 = 9,122,831.98/x
  3. Step 3: Cross multiply
    10,415,701.32x = 14,401,095.60 × 9,122,831.98
  4. Step 4: Simplify right side
    10,415,701.32x = 131,378,775,486,717.30
  5. Step 5: Solve for x
    x = 131,378,775,486,717.30/10,415,701.32
  6. Step 6: Final answer
    x = 12,613,531.38

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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.