Home / 55,601,014.92-83,402,363.21-21,048,139.00

Finding the Fourth Proportional to 55,601,014.92, 83,402,363.21 and 21,048,139.00

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Solution

The fourth proportional to 55,601,014.92, 83,402,363.21 and 21,048,139.00 is: 31,572,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,601,014.92 : 83,402,363.21 = 21,048,139.00 : x
  2. Step 2: Convert to fraction form
    55,601,014.92/83,402,363.21 = 21,048,139.00/x
  3. Step 3: Cross multiply
    55,601,014.92x = 83,402,363.21 × 21,048,139.00
  4. Step 4: Simplify right side
    55,601,014.92x = 1,755,464,533,771,578.25
  5. Step 5: Solve for x
    x = 1,755,464,533,771,578.25/55,601,014.92
  6. Step 6: Final answer
    x = 31,572,526.80

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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.