Home / 11,897,386.76-16,417,061.16-6,739,643.72

Finding the Fourth Proportional to 11,897,386.76, 16,417,061.16 and 6,739,643.72

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Solution

The fourth proportional to 11,897,386.76, 16,417,061.16 and 6,739,643.72 is: 9,299,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897,386.76 : 16,417,061.16 = 6,739,643.72 : x
  2. Step 2: Convert to fraction form
    11,897,386.76/16,417,061.16 = 6,739,643.72/x
  3. Step 3: Cross multiply
    11,897,386.76x = 16,417,061.16 × 6,739,643.72
  4. Step 4: Simplify right side
    11,897,386.76x = 110,645,143,147,849.91
  5. Step 5: Solve for x
    x = 110,645,143,147,849.91/11,897,386.76
  6. Step 6: Final answer
    x = 9,299,953.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.