Home / 52,886,703.60-79,330,055.40-30,169,897.20

Finding the Fourth Proportional to 52,886,703.60, 79,330,055.40 and 30,169,897.20

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Solution

The fourth proportional to 52,886,703.60, 79,330,055.40 and 30,169,897.20 is: 45,254,845.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886,703.60 : 79,330,055.40 = 30,169,897.20 : x
  2. Step 2: Convert to fraction form
    52,886,703.60/79,330,055.40 = 30,169,897.20/x
  3. Step 3: Cross multiply
    52,886,703.60x = 79,330,055.40 × 30,169,897.20
  4. Step 4: Simplify right side
    52,886,703.60x = 2,393,379,616,288,305
  5. Step 5: Solve for x
    x = 2,393,379,616,288,305/52,886,703.60
  6. Step 6: Final answer
    x = 45,254,845.80

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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.