Home / 10,263,386.25-14,163,510.57-5,553,781.80

Finding the Fourth Proportional to 10,263,386.25, 14,163,510.57 and 5,553,781.80

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Solution

The fourth proportional to 10,263,386.25, 14,163,510.57 and 5,553,781.80 is: 7,664,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263,386.25 : 14,163,510.57 = 5,553,781.80 : x
  2. Step 2: Convert to fraction form
    10,263,386.25/14,163,510.57 = 5,553,781.80/x
  3. Step 3: Cross multiply
    10,263,386.25x = 14,163,510.57 × 5,553,781.80
  4. Step 4: Simplify right side
    10,263,386.25x = 78,661,047,227,773.62
  5. Step 5: Solve for x
    x = 78,661,047,227,773.62/10,263,386.25
  6. Step 6: Final answer
    x = 7,664,239.20

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1.5x scale

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.