Home / 74,736,800.10-112,105,200.15-55,365,775.65

Finding the Fourth Proportional to 74,736,800.10, 112,105,200.15 and 55,365,775.65

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Solution

The fourth proportional to 74,736,800.10, 112,105,200.15 and 55,365,775.65 is: 83,048,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,736,800.10 : 112,105,200.15 = 55,365,775.65 : x
  2. Step 2: Convert to fraction form
    74,736,800.10/112,105,200.15 = 55,365,775.65/x
  3. Step 3: Cross multiply
    74,736,800.10x = 112,105,200.15 × 55,365,775.65
  4. Step 4: Simplify right side
    74,736,800.10x = 6,206,791,360,703,247
  5. Step 5: Solve for x
    x = 6,206,791,360,703,247/74,736,800.10
  6. Step 6: Final answer
    x = 83,048,663.48

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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.