Home / 19,440,580.13-26,828,815.10-11,180,648.01

Finding the Fourth Proportional to 19,440,580.13, 26,828,815.10 and 11,180,648.01

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Solution

The fourth proportional to 19,440,580.13, 26,828,815.10 and 11,180,648.01 is: 15,429,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,580.13 : 26,828,815.10 = 11,180,648.01 : x
  2. Step 2: Convert to fraction form
    19,440,580.13/26,828,815.10 = 11,180,648.01/x
  3. Step 3: Cross multiply
    19,440,580.13x = 26,828,815.10 × 11,180,648.01
  4. Step 4: Simplify right side
    19,440,580.13x = 299,963,538,102,569.69
  5. Step 5: Solve for x
    x = 299,963,538,102,569.69/19,440,580.13
  6. Step 6: Final answer
    x = 15,429,762.70

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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.