Home / 69,426,023.40-95,817,678.71-42,972,868.04

Finding the Fourth Proportional to 69,426,023.40, 95,817,678.71 and 42,972,868.04

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Solution

The fourth proportional to 69,426,023.40, 95,817,678.71 and 42,972,868.04 is: 59,308,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,426,023.40 : 95,817,678.71 = 42,972,868.04 : x
  2. Step 2: Convert to fraction form
    69,426,023.40/95,817,678.71 = 42,972,868.04/x
  3. Step 3: Cross multiply
    69,426,023.40x = 95,817,678.71 × 42,972,868.04
  4. Step 4: Simplify right side
    69,426,023.40x = 4,117,560,462,409,994.50
  5. Step 5: Solve for x
    x = 4,117,560,462,409,994.50/69,426,023.40
  6. Step 6: Final answer
    x = 59,308,603.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.