Home / 14,205,400.80-21,283,606.80-6,616,802.40

Finding the Fourth Proportional to 14,205,400.80, 21,283,606.80 and 6,616,802.40

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Solution

The fourth proportional to 14,205,400.80, 21,283,606.80 and 6,616,802.40 is: 9,913,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,400.80 : 21,283,606.80 = 6,616,802.40 : x
  2. Step 2: Convert to fraction form
    14,205,400.80/21,283,606.80 = 6,616,802.40/x
  3. Step 3: Cross multiply
    14,205,400.80x = 21,283,606.80 × 6,616,802.40
  4. Step 4: Simplify right side
    14,205,400.80x = 140,829,420,554,896.34
  5. Step 5: Solve for x
    x = 140,829,420,554,896.34/14,205,400.80
  6. Step 6: Final answer
    x = 9,913,794.23

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1.5x scale

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.