Home / 10,963,395.40-16,398,437.10-9,834,320.20

Finding the Fourth Proportional to 10,963,395.40, 16,398,437.10 and 9,834,320.20

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Solution

The fourth proportional to 10,963,395.40, 16,398,437.10 and 9,834,320.20 is: 14,709,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963,395.40 : 16,398,437.10 = 9,834,320.20 : x
  2. Step 2: Convert to fraction form
    10,963,395.40/16,398,437.10 = 9,834,320.20/x
  3. Step 3: Cross multiply
    10,963,395.40x = 16,398,437.10 × 9,834,320.20
  4. Step 4: Simplify right side
    10,963,395.40x = 161,267,481,220,959.41
  5. Step 5: Solve for x
    x = 161,267,481,220,959.41/10,963,395.40
  6. Step 6: Final answer
    x = 14,709,629.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.