Home / 12,085,291.80-18,127,937.70-4,897,060.20

Finding the Fourth Proportional to 12,085,291.80, 18,127,937.70 and 4,897,060.20

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Solution

The fourth proportional to 12,085,291.80, 18,127,937.70 and 4,897,060.20 is: 7,345,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,291.80 : 18,127,937.70 = 4,897,060.20 : x
  2. Step 2: Convert to fraction form
    12,085,291.80/18,127,937.70 = 4,897,060.20/x
  3. Step 3: Cross multiply
    12,085,291.80x = 18,127,937.70 × 4,897,060.20
  4. Step 4: Simplify right side
    12,085,291.80x = 88,773,602,218,749.55
  5. Step 5: Solve for x
    x = 88,773,602,218,749.55/12,085,291.80
  6. Step 6: Final answer
    x = 7,345,590.30

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1.5x scale

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.