Home / 15,655,279.36-23,490,340.32-7,563,719.68

Finding the Fourth Proportional to 15,655,279.36, 23,490,340.32 and 7,563,719.68

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Solution

The fourth proportional to 15,655,279.36, 23,490,340.32 and 7,563,719.68 is: 11,349,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655,279.36 : 23,490,340.32 = 7,563,719.68 : x
  2. Step 2: Convert to fraction form
    15,655,279.36/23,490,340.32 = 7,563,719.68/x
  3. Step 3: Cross multiply
    15,655,279.36x = 23,490,340.32 × 7,563,719.68
  4. Step 4: Simplify right side
    15,655,279.36x = 177,674,349,368,281.50
  5. Step 5: Solve for x
    x = 177,674,349,368,281.50/15,655,279.36
  6. Step 6: Final answer
    x = 11,349,165.05

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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.