Home / 69,984,948.60-104,977,422.90-61,670,849.40

Finding the Fourth Proportional to 69,984,948.60, 104,977,422.90 and 61,670,849.40

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Solution

The fourth proportional to 69,984,948.60, 104,977,422.90 and 61,670,849.40 is: 92,506,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,948.60 : 104,977,422.90 = 61,670,849.40 : x
  2. Step 2: Convert to fraction form
    69,984,948.60/104,977,422.90 = 61,670,849.40/x
  3. Step 3: Cross multiply
    69,984,948.60x = 104,977,422.90 × 61,670,849.40
  4. Step 4: Simplify right side
    69,984,948.60x = 6,474,046,838,066,011
  5. Step 5: Solve for x
    x = 6,474,046,838,066,011/69,984,948.60
  6. Step 6: Final answer
    x = 92,506,274.10

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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.