Home / 39,912,963.60-59,869,445.40-31,303,619.40

Finding the Fourth Proportional to 39,912,963.60, 59,869,445.40 and 31,303,619.40

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Solution

The fourth proportional to 39,912,963.60, 59,869,445.40 and 31,303,619.40 is: 46,955,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,912,963.60 : 59,869,445.40 = 31,303,619.40 : x
  2. Step 2: Convert to fraction form
    39,912,963.60/59,869,445.40 = 31,303,619.40/x
  3. Step 3: Cross multiply
    39,912,963.60x = 59,869,445.40 × 31,303,619.40
  4. Step 4: Simplify right side
    39,912,963.60x = 1,874,130,332,490,680.50
  5. Step 5: Solve for x
    x = 1,874,130,332,490,680.50/39,912,963.60
  6. Step 6: Final answer
    x = 46,955,429.10

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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.