Home / 13,308,801.60-19,963,202.40-4,788,030.90

Finding the Fourth Proportional to 13,308,801.60, 19,963,202.40 and 4,788,030.90

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Solution

The fourth proportional to 13,308,801.60, 19,963,202.40 and 4,788,030.90 is: 7,182,046.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,801.60 : 19,963,202.40 = 4,788,030.90 : x
  2. Step 2: Convert to fraction form
    13,308,801.60/19,963,202.40 = 4,788,030.90/x
  3. Step 3: Cross multiply
    13,308,801.60x = 19,963,202.40 × 4,788,030.90
  4. Step 4: Simplify right side
    13,308,801.60x = 95,584,429,954,154.16
  5. Step 5: Solve for x
    x = 95,584,429,954,154.16/13,308,801.60
  6. Step 6: Final answer
    x = 7,182,046.35

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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.