Home / 10,288,504.85-14,202,130.95-7,717,664.48

Finding the Fourth Proportional to 10,288,504.85, 14,202,130.95 and 7,717,664.48

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Solution

The fourth proportional to 10,288,504.85, 14,202,130.95 and 7,717,664.48 is: 10,653,373.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288,504.85 : 14,202,130.95 = 7,717,664.48 : x
  2. Step 2: Convert to fraction form
    10,288,504.85/14,202,130.95 = 7,717,664.48/x
  3. Step 3: Cross multiply
    10,288,504.85x = 14,202,130.95 × 7,717,664.48
  4. Step 4: Simplify right side
    10,288,504.85x = 109,607,281,502,112.98
  5. Step 5: Solve for x
    x = 109,607,281,502,112.98/10,288,504.85
  6. Step 6: Final answer
    x = 10,653,373.17

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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.