Home / 55,360,897.20-83,041,345.80-39,205,090.80

Finding the Fourth Proportional to 55,360,897.20, 83,041,345.80 and 39,205,090.80

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Solution

The fourth proportional to 55,360,897.20, 83,041,345.80 and 39,205,090.80 is: 58,807,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360,897.20 : 83,041,345.80 = 39,205,090.80 : x
  2. Step 2: Convert to fraction form
    55,360,897.20/83,041,345.80 = 39,205,090.80/x
  3. Step 3: Cross multiply
    55,360,897.20x = 83,041,345.80 × 39,205,090.80
  4. Step 4: Simplify right side
    55,360,897.20x = 3,255,643,502,243,198.50
  5. Step 5: Solve for x
    x = 3,255,643,502,243,198.50/55,360,897.20
  6. Step 6: Final answer
    x = 58,807,636.20

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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.