Home / 52,598,539.40-78,897,809.10-39,843,955.40

Finding the Fourth Proportional to 52,598,539.40, 78,897,809.10 and 39,843,955.40

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Solution

The fourth proportional to 52,598,539.40, 78,897,809.10 and 39,843,955.40 is: 59,765,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,598,539.40 : 78,897,809.10 = 39,843,955.40 : x
  2. Step 2: Convert to fraction form
    52,598,539.40/78,897,809.10 = 39,843,955.40/x
  3. Step 3: Cross multiply
    52,598,539.40x = 78,897,809.10 × 39,843,955.40
  4. Step 4: Simplify right side
    52,598,539.40x = 3,143,600,786,938,114
  5. Step 5: Solve for x
    x = 3,143,600,786,938,114/52,598,539.40
  6. Step 6: Final answer
    x = 59,765,933.10

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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.