Home / 10,022,160.57-13,830,618.95-5,438,482.89

Finding the Fourth Proportional to 10,022,160.57, 13,830,618.95 and 5,438,482.89

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Solution

The fourth proportional to 10,022,160.57, 13,830,618.95 and 5,438,482.89 is: 7,505,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,160.57 : 13,830,618.95 = 5,438,482.89 : x
  2. Step 2: Convert to fraction form
    10,022,160.57/13,830,618.95 = 5,438,482.89/x
  3. Step 3: Cross multiply
    10,022,160.57x = 13,830,618.95 × 5,438,482.89
  4. Step 4: Simplify right side
    10,022,160.57x = 75,217,584,490,492.34
  5. Step 5: Solve for x
    x = 75,217,584,490,492.34/10,022,160.57
  6. Step 6: Final answer
    x = 7,505,126.66

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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.