Home / 17,386,722.40-26,084,749.20-15,506,485.60

Finding the Fourth Proportional to 17,386,722.40, 26,084,749.20 and 15,506,485.60

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Solution

The fourth proportional to 17,386,722.40, 26,084,749.20 and 15,506,485.60 is: 23,263,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,722.40 : 26,084,749.20 = 15,506,485.60 : x
  2. Step 2: Convert to fraction form
    17,386,722.40/26,084,749.20 = 15,506,485.60/x
  3. Step 3: Cross multiply
    17,386,722.40x = 26,084,749.20 × 15,506,485.60
  4. Step 4: Simplify right side
    17,386,722.40x = 404,482,787,849,411.50
  5. Step 5: Solve for x
    x = 404,482,787,849,411.50/17,386,722.40
  6. Step 6: Final answer
    x = 23,263,889.45

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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.