Home / 28,193,477.40-42,290,216.10-26,737,810.20

Finding the Fourth Proportional to 28,193,477.40, 42,290,216.10 and 26,737,810.20

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Solution

The fourth proportional to 28,193,477.40, 42,290,216.10 and 26,737,810.20 is: 40,106,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,193,477.40 : 42,290,216.10 = 26,737,810.20 : x
  2. Step 2: Convert to fraction form
    28,193,477.40/42,290,216.10 = 26,737,810.20/x
  3. Step 3: Cross multiply
    28,193,477.40x = 42,290,216.10 × 26,737,810.20
  4. Step 4: Simplify right side
    28,193,477.40x = 1,130,747,771,398,784.25
  5. Step 5: Solve for x
    x = 1,130,747,771,398,784.25/28,193,477.40
  6. Step 6: Final answer
    x = 40,106,715.30

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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.