Home / 62,281,086.40-93,421,629.60-57,746,123.20

Finding the Fourth Proportional to 62,281,086.40, 93,421,629.60 and 57,746,123.20

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Solution

The fourth proportional to 62,281,086.40, 93,421,629.60 and 57,746,123.20 is: 86,619,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,281,086.40 : 93,421,629.60 = 57,746,123.20 : x
  2. Step 2: Convert to fraction form
    62,281,086.40/93,421,629.60 = 57,746,123.20/x
  3. Step 3: Cross multiply
    62,281,086.40x = 93,421,629.60 × 57,746,123.20
  4. Step 4: Simplify right side
    62,281,086.40x = 5,394,736,932,426,367
  5. Step 5: Solve for x
    x = 5,394,736,932,426,367/62,281,086.40
  6. Step 6: Final answer
    x = 86,619,184.80

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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.