Home / 55,172,482.70-82,758,724.05-49,114,055.30

Finding the Fourth Proportional to 55,172,482.70, 82,758,724.05 and 49,114,055.30

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Solution

The fourth proportional to 55,172,482.70, 82,758,724.05 and 49,114,055.30 is: 73,671,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172,482.70 : 82,758,724.05 = 49,114,055.30 : x
  2. Step 2: Convert to fraction form
    55,172,482.70/82,758,724.05 = 49,114,055.30/x
  3. Step 3: Cross multiply
    55,172,482.70x = 82,758,724.05 × 49,114,055.30
  4. Step 4: Simplify right side
    55,172,482.70x = 4,064,616,549,549,139.50
  5. Step 5: Solve for x
    x = 4,064,616,549,549,139.50/55,172,482.70
  6. Step 6: Final answer
    x = 73,671,082.95

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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.