Home / 12,896,302.70-19,316,460.45-10,656,814.70

Finding the Fourth Proportional to 12,896,302.70, 19,316,460.45 and 10,656,814.70

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Solution

The fourth proportional to 12,896,302.70, 19,316,460.45 and 10,656,814.70 is: 15,962,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,302.70 : 19,316,460.45 = 10,656,814.70 : x
  2. Step 2: Convert to fraction form
    12,896,302.70/19,316,460.45 = 10,656,814.70/x
  3. Step 3: Cross multiply
    12,896,302.70x = 19,316,460.45 × 10,656,814.70
  4. Step 4: Simplify right side
    12,896,302.70x = 205,851,939,675,528.59
  5. Step 5: Solve for x
    x = 205,851,939,675,528.59/12,896,302.70
  6. Step 6: Final answer
    x = 15,962,089.64

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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.