Home / 28,018,328.40-42,027,492.60-23,235,359.40

Finding the Fourth Proportional to 28,018,328.40, 42,027,492.60 and 23,235,359.40

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Solution

The fourth proportional to 28,018,328.40, 42,027,492.60 and 23,235,359.40 is: 34,853,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,328.40 : 42,027,492.60 = 23,235,359.40 : x
  2. Step 2: Convert to fraction form
    28,018,328.40/42,027,492.60 = 23,235,359.40/x
  3. Step 3: Cross multiply
    28,018,328.40x = 42,027,492.60 × 23,235,359.40
  4. Step 4: Simplify right side
    28,018,328.40x = 976,523,895,241,840.38
  5. Step 5: Solve for x
    x = 976,523,895,241,840.38/28,018,328.40
  6. Step 6: Final answer
    x = 34,853,039.10

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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.