Home / 28,557,360.24-42,835,222.86-8,087,031.40

Finding the Fourth Proportional to 28,557,360.24, 42,835,222.86 and 8,087,031.40

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Solution

The fourth proportional to 28,557,360.24, 42,835,222.86 and 8,087,031.40 is: 12,130,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,360.24 : 42,835,222.86 = 8,087,031.40 : x
  2. Step 2: Convert to fraction form
    28,557,360.24/42,835,222.86 = 8,087,031.40/x
  3. Step 3: Cross multiply
    28,557,360.24x = 42,835,222.86 × 8,087,031.40
  4. Step 4: Simplify right side
    28,557,360.24x = 346,409,792,294,817.81
  5. Step 5: Solve for x
    x = 346,409,792,294,817.81/28,557,360.24
  6. Step 6: Final answer
    x = 12,130,315.60

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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.