Home / 14,239,870.71-19,651,115.93-7,713,500.17

Finding the Fourth Proportional to 14,239,870.71, 19,651,115.93 and 7,713,500.17

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Solution

The fourth proportional to 14,239,870.71, 19,651,115.93 and 7,713,500.17 is: 10,644,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,870.71 : 19,651,115.93 = 7,713,500.17 : x
  2. Step 2: Convert to fraction form
    14,239,870.71/19,651,115.93 = 7,713,500.17/x
  3. Step 3: Cross multiply
    14,239,870.71x = 19,651,115.93 × 7,713,500.17
  4. Step 4: Simplify right side
    14,239,870.71x = 151,578,886,066,744.72
  5. Step 5: Solve for x
    x = 151,578,886,066,744.72/14,239,870.71
  6. Step 6: Final answer
    x = 10,644,681.34

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1.5x scale

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.