Home / 34,339,980.30-51,509,970.45-10,402,341.90

Finding the Fourth Proportional to 34,339,980.30, 51,509,970.45 and 10,402,341.90

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Solution

The fourth proportional to 34,339,980.30, 51,509,970.45 and 10,402,341.90 is: 15,603,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,339,980.30 : 51,509,970.45 = 10,402,341.90 : x
  2. Step 2: Convert to fraction form
    34,339,980.30/51,509,970.45 = 10,402,341.90/x
  3. Step 3: Cross multiply
    34,339,980.30x = 51,509,970.45 × 10,402,341.90
  4. Step 4: Simplify right side
    34,339,980.30x = 535,824,323,879,796.88
  5. Step 5: Solve for x
    x = 535,824,323,879,796.88/34,339,980.30
  6. Step 6: Final answer
    x = 15,603,512.85

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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.