Home / 33,220,158.30-49,830,237.45-21,050,159.40

Finding the Fourth Proportional to 33,220,158.30, 49,830,237.45 and 21,050,159.40

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Solution

The fourth proportional to 33,220,158.30, 49,830,237.45 and 21,050,159.40 is: 31,575,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,158.30 : 49,830,237.45 = 21,050,159.40 : x
  2. Step 2: Convert to fraction form
    33,220,158.30/49,830,237.45 = 21,050,159.40/x
  3. Step 3: Cross multiply
    33,220,158.30x = 49,830,237.45 × 21,050,159.40
  4. Step 4: Simplify right side
    33,220,158.30x = 1,048,934,441,262,349.50
  5. Step 5: Solve for x
    x = 1,048,934,441,262,349.50/33,220,158.30
  6. Step 6: Final answer
    x = 31,575,239.10

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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.