Home / 14,484,411.61-19,988,166.56-7,868,829.11

Finding the Fourth Proportional to 14,484,411.61, 19,988,166.56 and 7,868,829.11

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Solution

The fourth proportional to 14,484,411.61, 19,988,166.56 and 7,868,829.11 is: 10,858,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484,411.61 : 19,988,166.56 = 7,868,829.11 : x
  2. Step 2: Convert to fraction form
    14,484,411.61/19,988,166.56 = 7,868,829.11/x
  3. Step 3: Cross multiply
    14,484,411.61x = 19,988,166.56 × 7,868,829.11
  4. Step 4: Simplify right side
    14,484,411.61x = 157,283,466,882,856.56
  5. Step 5: Solve for x
    x = 157,283,466,882,856.56/14,484,411.61
  6. Step 6: Final answer
    x = 10,858,809.53

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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.