Home / 49,925,897.60-74,897,140.80-19,634,748.80

Finding the Fourth Proportional to 49,925,897.60, 74,897,140.80 and 19,634,748.80

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Solution

The fourth proportional to 49,925,897.60, 74,897,140.80 and 19,634,748.80 is: 29,455,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,925,897.60 : 74,897,140.80 = 19,634,748.80 : x
  2. Step 2: Convert to fraction form
    49,925,897.60/74,897,140.80 = 19,634,748.80/x
  3. Step 3: Cross multiply
    49,925,897.60x = 74,897,140.80 × 19,634,748.80
  4. Step 4: Simplify right side
    49,925,897.60x = 1,470,586,545,446,231
  5. Step 5: Solve for x
    x = 1,470,586,545,446,231/49,925,897.60
  6. Step 6: Final answer
    x = 29,455,385.20

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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.