Home / 72,355,581.70-99,859,326.33-41,425,686.34

Finding the Fourth Proportional to 72,355,581.70, 99,859,326.33 and 41,425,686.34

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Solution

The fourth proportional to 72,355,581.70, 99,859,326.33 and 41,425,686.34 is: 57,172,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,355,581.70 : 99,859,326.33 = 41,425,686.34 : x
  2. Step 2: Convert to fraction form
    72,355,581.70/99,859,326.33 = 41,425,686.34/x
  3. Step 3: Cross multiply
    72,355,581.70x = 99,859,326.33 × 41,425,686.34
  4. Step 4: Simplify right side
    72,355,581.70x = 4,136,741,130,670,283.50
  5. Step 5: Solve for x
    x = 4,136,741,130,670,283.50/72,355,581.70
  6. Step 6: Final answer
    x = 57,172,384.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.