Home / 28,003,737.40-42,005,606.10-26,303,126.20

Finding the Fourth Proportional to 28,003,737.40, 42,005,606.10 and 26,303,126.20

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Solution

The fourth proportional to 28,003,737.40, 42,005,606.10 and 26,303,126.20 is: 39,454,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003,737.40 : 42,005,606.10 = 26,303,126.20 : x
  2. Step 2: Convert to fraction form
    28,003,737.40/42,005,606.10 = 26,303,126.20/x
  3. Step 3: Cross multiply
    28,003,737.40x = 42,005,606.10 × 26,303,126.20
  4. Step 4: Simplify right side
    28,003,737.40x = 1,104,878,758,355,789.88
  5. Step 5: Solve for x
    x = 1,104,878,758,355,789.88/28,003,737.40
  6. Step 6: Final answer
    x = 39,454,689.30

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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.