Home / 38,712,875.04-58,069,448.64-11,419,503.84

Finding the Fourth Proportional to 38,712,875.04, 58,069,448.64 and 11,419,503.84

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Solution

The fourth proportional to 38,712,875.04, 58,069,448.64 and 11,419,503.84 is: 17,129,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,712,875.04 : 58,069,448.64 = 11,419,503.84 : x
  2. Step 2: Convert to fraction form
    38,712,875.04/58,069,448.64 = 11,419,503.84/x
  3. Step 3: Cross multiply
    38,712,875.04x = 58,069,448.64 × 11,419,503.84
  4. Step 4: Simplify right side
    38,712,875.04x = 663,124,291,731,162.75
  5. Step 5: Solve for x
    x = 663,124,291,731,162.75/38,712,875.04
  6. Step 6: Final answer
    x = 17,129,295.90

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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.