Home / 10,571,805.60-15,857,708.40-10,306,085.10

Finding the Fourth Proportional to 10,571,805.60, 15,857,708.40 and 10,306,085.10

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Solution

The fourth proportional to 10,571,805.60, 15,857,708.40 and 10,306,085.10 is: 15,459,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,805.60 : 15,857,708.40 = 10,306,085.10 : x
  2. Step 2: Convert to fraction form
    10,571,805.60/15,857,708.40 = 10,306,085.10/x
  3. Step 3: Cross multiply
    10,571,805.60x = 15,857,708.40 × 10,306,085.10
  4. Step 4: Simplify right side
    10,571,805.60x = 163,430,892,261,384.84
  5. Step 5: Solve for x
    x = 163,430,892,261,384.84/10,571,805.60
  6. Step 6: Final answer
    x = 15,459,127.65

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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.