Home / 56,271,978.40-84,406,386.48-17,935,788.64

Finding the Fourth Proportional to 56,271,978.40, 84,406,386.48 and 17,935,788.64

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Solution

The fourth proportional to 56,271,978.40, 84,406,386.48 and 17,935,788.64 is: 26,903,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,271,978.40 : 84,406,386.48 = 17,935,788.64 : x
  2. Step 2: Convert to fraction form
    56,271,978.40/84,406,386.48 = 17,935,788.64/x
  3. Step 3: Cross multiply
    56,271,978.40x = 84,406,386.48 × 17,935,788.64
  4. Step 4: Simplify right side
    56,271,978.40x = 1,513,895,107,771,433.75
  5. Step 5: Solve for x
    x = 1,513,895,107,771,433.75/56,271,978.40
  6. Step 6: Final answer
    x = 26,903,179.00

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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.