Home / 53,827,881.60-80,742,966.12-19,286,533.20

Finding the Fourth Proportional to 53,827,881.60, 80,742,966.12 and 19,286,533.20

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Solution

The fourth proportional to 53,827,881.60, 80,742,966.12 and 19,286,533.20 is: 28,930,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,827,881.60 : 80,742,966.12 = 19,286,533.20 : x
  2. Step 2: Convert to fraction form
    53,827,881.60/80,742,966.12 = 19,286,533.20/x
  3. Step 3: Cross multiply
    53,827,881.60x = 80,742,966.12 × 19,286,533.20
  4. Step 4: Simplify right side
    53,827,881.60x = 1,557,251,896,739,855.25
  5. Step 5: Solve for x
    x = 1,557,251,896,739,855.25/53,827,881.60
  6. Step 6: Final answer
    x = 28,930,209.59

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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.