Home / 61,238,156.50-91,825,341.81-28,881,370.81

Finding the Fourth Proportional to 61,238,156.50, 91,825,341.81 and 28,881,370.81

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Solution

The fourth proportional to 61,238,156.50, 91,825,341.81 and 28,881,370.81 is: 43,307,014.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,238,156.50 : 91,825,341.81 = 28,881,370.81 : x
  2. Step 2: Convert to fraction form
    61,238,156.50/91,825,341.81 = 28,881,370.81/x
  3. Step 3: Cross multiply
    61,238,156.50x = 91,825,341.81 × 28,881,370.81
  4. Step 4: Simplify right side
    61,238,156.50x = 2,652,041,746,569,606.50
  5. Step 5: Solve for x
    x = 2,652,041,746,569,606.50/61,238,156.50
  6. Step 6: Final answer
    x = 43,307,014.75

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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.