Home / 63,139,895.69-94,712,477.65-20,008,144.13

Finding the Fourth Proportional to 63,139,895.69, 94,712,477.65 and 20,008,144.13

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Solution

The fourth proportional to 63,139,895.69, 94,712,477.65 and 20,008,144.13 is: 30,013,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,139,895.69 : 94,712,477.65 = 20,008,144.13 : x
  2. Step 2: Convert to fraction form
    63,139,895.69/94,712,477.65 = 20,008,144.13/x
  3. Step 3: Cross multiply
    63,139,895.69x = 94,712,477.65 × 20,008,144.13
  4. Step 4: Simplify right side
    63,139,895.69x = 1,895,020,903,207,020.75
  5. Step 5: Solve for x
    x = 1,895,020,903,207,020.75/63,139,895.69
  6. Step 6: Final answer
    x = 30,013,050.90

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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.