Home / 19,145,776.28-26,421,139.22-10,443,948.90

Finding the Fourth Proportional to 19,145,776.28, 26,421,139.22 and 10,443,948.90

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Solution

The fourth proportional to 19,145,776.28, 26,421,139.22 and 10,443,948.90 is: 14,412,632.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145,776.28 : 26,421,139.22 = 10,443,948.90 : x
  2. Step 2: Convert to fraction form
    19,145,776.28/26,421,139.22 = 10,443,948.90/x
  3. Step 3: Cross multiply
    19,145,776.28x = 26,421,139.22 × 10,443,948.90
  4. Step 4: Simplify right side
    19,145,776.28x = 275,941,027,893,465.84
  5. Step 5: Solve for x
    x = 275,941,027,893,465.84/19,145,776.28
  6. Step 6: Final answer
    x = 14,412,632.00

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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.