Home / 42,048,020.40-63,072,030.60-36,841,210.80

Finding the Fourth Proportional to 42,048,020.40, 63,072,030.60 and 36,841,210.80

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Solution

The fourth proportional to 42,048,020.40, 63,072,030.60 and 36,841,210.80 is: 55,261,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,048,020.40 : 63,072,030.60 = 36,841,210.80 : x
  2. Step 2: Convert to fraction form
    42,048,020.40/63,072,030.60 = 36,841,210.80/x
  3. Step 3: Cross multiply
    42,048,020.40x = 63,072,030.60 × 36,841,210.80
  4. Step 4: Simplify right side
    42,048,020.40x = 2,323,649,974,918,650.50
  5. Step 5: Solve for x
    x = 2,323,649,974,918,650.50/42,048,020.40
  6. Step 6: Final answer
    x = 55,261,816.20

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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.