Home / 10,376,342.94-15,588,134.01-7,506,561.54

Finding the Fourth Proportional to 10,376,342.94, 15,588,134.01 and 7,506,561.54

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Solution

The fourth proportional to 10,376,342.94, 15,588,134.01 and 7,506,561.54 is: 11,276,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,342.94 : 15,588,134.01 = 7,506,561.54 : x
  2. Step 2: Convert to fraction form
    10,376,342.94/15,588,134.01 = 7,506,561.54/x
  3. Step 3: Cross multiply
    10,376,342.94x = 15,588,134.01 × 7,506,561.54
  4. Step 4: Simplify right side
    10,376,342.94x = 117,013,287,239,831.97
  5. Step 5: Solve for x
    x = 117,013,287,239,831.97/10,376,342.94
  6. Step 6: Final answer
    x = 11,276,929.45

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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.