Home / 42,768,015.90-64,152,023.85-23,636,139.90

Finding the Fourth Proportional to 42,768,015.90, 64,152,023.85 and 23,636,139.90

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Solution

The fourth proportional to 42,768,015.90, 64,152,023.85 and 23,636,139.90 is: 35,454,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,015.90 : 64,152,023.85 = 23,636,139.90 : x
  2. Step 2: Convert to fraction form
    42,768,015.90/64,152,023.85 = 23,636,139.90/x
  3. Step 3: Cross multiply
    42,768,015.90x = 64,152,023.85 × 23,636,139.90
  4. Step 4: Simplify right side
    42,768,015.90x = 1,516,306,210,586,736.50
  5. Step 5: Solve for x
    x = 1,516,306,210,586,736.50/42,768,015.90
  6. Step 6: Final answer
    x = 35,454,209.85

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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.