Home / 42,563,412.80-63,854,450.40-13,804,654.40

Finding the Fourth Proportional to 42,563,412.80, 63,854,450.40 and 13,804,654.40

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Solution

The fourth proportional to 42,563,412.80, 63,854,450.40 and 13,804,654.40 is: 20,710,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,563,412.80 : 63,854,450.40 = 13,804,654.40 : x
  2. Step 2: Convert to fraction form
    42,563,412.80/63,854,450.40 = 13,804,654.40/x
  3. Step 3: Cross multiply
    42,563,412.80x = 63,854,450.40 × 13,804,654.40
  4. Step 4: Simplify right side
    42,563,412.80x = 881,488,619,673,941.75
  5. Step 5: Solve for x
    x = 881,488,619,673,941.75/42,563,412.80
  6. Step 6: Final answer
    x = 20,710,008.00

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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.