Home / 38,506,636.80-57,759,955.20-30,948,364.80

Finding the Fourth Proportional to 38,506,636.80, 57,759,955.20 and 30,948,364.80

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Solution

The fourth proportional to 38,506,636.80, 57,759,955.20 and 30,948,364.80 is: 46,422,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506,636.80 : 57,759,955.20 = 30,948,364.80 : x
  2. Step 2: Convert to fraction form
    38,506,636.80/57,759,955.20 = 30,948,364.80/x
  3. Step 3: Cross multiply
    38,506,636.80x = 57,759,955.20 × 30,948,364.80
  4. Step 4: Simplify right side
    38,506,636.80x = 1,787,576,164,361,257
  5. Step 5: Solve for x
    x = 1,787,576,164,361,257/38,506,636.80
  6. Step 6: Final answer
    x = 46,422,547.20

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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.