Home / 10,103,711.56-13,943,127.55-5,457,496.57

Finding the Fourth Proportional to 10,103,711.56, 13,943,127.55 and 5,457,496.57

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Solution

The fourth proportional to 10,103,711.56, 13,943,127.55 and 5,457,496.57 is: 7,531,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,711.56 : 13,943,127.55 = 5,457,496.57 : x
  2. Step 2: Convert to fraction form
    10,103,711.56/13,943,127.55 = 5,457,496.57/x
  3. Step 3: Cross multiply
    10,103,711.56x = 13,943,127.55 × 5,457,496.57
  4. Step 4: Simplify right side
    10,103,711.56x = 76,094,570,779,197.52
  5. Step 5: Solve for x
    x = 76,094,570,779,197.52/10,103,711.56
  6. Step 6: Final answer
    x = 7,531,348.29

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Double scale
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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.