Home / 14,273,421.38-19,697,343.15-7,747,053.23

Finding the Fourth Proportional to 14,273,421.38, 19,697,343.15 and 7,747,053.23

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Solution

The fourth proportional to 14,273,421.38, 19,697,343.15 and 7,747,053.23 is: 10,690,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,421.38 : 19,697,343.15 = 7,747,053.23 : x
  2. Step 2: Convert to fraction form
    14,273,421.38/19,697,343.15 = 7,747,053.23/x
  3. Step 3: Cross multiply
    14,273,421.38x = 19,697,343.15 × 7,747,053.23
  4. Step 4: Simplify right side
    14,273,421.38x = 152,596,365,774,139.12
  5. Step 5: Solve for x
    x = 152,596,365,774,139.12/14,273,421.38
  6. Step 6: Final answer
    x = 10,690,945.20

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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.