Home / 48,355,485.60-72,470,242.80-19,578,064.80

Finding the Fourth Proportional to 48,355,485.60, 72,470,242.80 and 19,578,064.80

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Solution

The fourth proportional to 48,355,485.60, 72,470,242.80 and 19,578,064.80 is: 29,341,595.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,355,485.60 : 72,470,242.80 = 19,578,064.80 : x
  2. Step 2: Convert to fraction form
    48,355,485.60/72,470,242.80 = 19,578,064.80/x
  3. Step 3: Cross multiply
    48,355,485.60x = 72,470,242.80 × 19,578,064.80
  4. Step 4: Simplify right side
    48,355,485.60x = 1,418,827,109,610,133.50
  5. Step 5: Solve for x
    x = 1,418,827,109,610,133.50/48,355,485.60
  6. Step 6: Final answer
    x = 29,341,595.73

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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.