Home / 55,725,640.80-83,588,461.20-14,785,000.80

Finding the Fourth Proportional to 55,725,640.80, 83,588,461.20 and 14,785,000.80

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Solution

The fourth proportional to 55,725,640.80, 83,588,461.20 and 14,785,000.80 is: 22,177,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,725,640.80 : 83,588,461.20 = 14,785,000.80 : x
  2. Step 2: Convert to fraction form
    55,725,640.80/83,588,461.20 = 14,785,000.80/x
  3. Step 3: Cross multiply
    55,725,640.80x = 83,588,461.20 × 14,785,000.80
  4. Step 4: Simplify right side
    55,725,640.80x = 1,235,855,465,712,769
  5. Step 5: Solve for x
    x = 1,235,855,465,712,769/55,725,640.80
  6. Step 6: Final answer
    x = 22,177,501.20

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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.