Home / 46,764,948.40-70,147,422.60-21,255,780.40

Finding the Fourth Proportional to 46,764,948.40, 70,147,422.60 and 21,255,780.40

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Solution

The fourth proportional to 46,764,948.40, 70,147,422.60 and 21,255,780.40 is: 31,883,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,764,948.40 : 70,147,422.60 = 21,255,780.40 : x
  2. Step 2: Convert to fraction form
    46,764,948.40/70,147,422.60 = 21,255,780.40/x
  3. Step 3: Cross multiply
    46,764,948.40x = 70,147,422.60 × 21,255,780.40
  4. Step 4: Simplify right side
    46,764,948.40x = 1,491,038,210,411,596.75
  5. Step 5: Solve for x
    x = 1,491,038,210,411,596.75/46,764,948.40
  6. Step 6: Final answer
    x = 31,883,670.60

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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.