Home / 28,031,415.40-42,047,123.10-27,559,023.40

Finding the Fourth Proportional to 28,031,415.40, 42,047,123.10 and 27,559,023.40

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Solution

The fourth proportional to 28,031,415.40, 42,047,123.10 and 27,559,023.40 is: 41,338,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,031,415.40 : 42,047,123.10 = 27,559,023.40 : x
  2. Step 2: Convert to fraction form
    28,031,415.40/42,047,123.10 = 27,559,023.40/x
  3. Step 3: Cross multiply
    28,031,415.40x = 42,047,123.10 × 27,559,023.40
  4. Step 4: Simplify right side
    28,031,415.40x = 1,158,777,649,415,580.50
  5. Step 5: Solve for x
    x = 1,158,777,649,415,580.50/28,031,415.40
  6. Step 6: Final answer
    x = 41,338,535.10

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Similar ratio
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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.