Home / 12,750,688.40-17,596,360.77-7,243,963.34

Finding the Fourth Proportional to 12,750,688.40, 17,596,360.77 and 7,243,963.34

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Solution

The fourth proportional to 12,750,688.40, 17,596,360.77 and 7,243,963.34 is: 9,996,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,750,688.40 : 17,596,360.77 = 7,243,963.34 : x
  2. Step 2: Convert to fraction form
    12,750,688.40/17,596,360.77 = 7,243,963.34/x
  3. Step 3: Cross multiply
    12,750,688.40x = 17,596,360.77 × 7,243,963.34
  4. Step 4: Simplify right side
    12,750,688.40x = 127,467,392,247,312.36
  5. Step 5: Solve for x
    x = 127,467,392,247,312.36/12,750,688.40
  6. Step 6: Final answer
    x = 9,996,902.78

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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.