Home / 10,709,438.56-14,778,994.80-6,417,086.56

Finding the Fourth Proportional to 10,709,438.56, 14,778,994.80 and 6,417,086.56

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Solution

The fourth proportional to 10,709,438.56, 14,778,994.80 and 6,417,086.56 is: 8,855,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,438.56 : 14,778,994.80 = 6,417,086.56 : x
  2. Step 2: Convert to fraction form
    10,709,438.56/14,778,994.80 = 6,417,086.56/x
  3. Step 3: Cross multiply
    10,709,438.56x = 14,778,994.80 × 6,417,086.56
  4. Step 4: Simplify right side
    10,709,438.56x = 94,838,088,901,389.89
  5. Step 5: Solve for x
    x = 94,838,088,901,389.89/10,709,438.56
  6. Step 6: Final answer
    x = 8,855,561.23

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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.