Home / 19,440,869.40-26,827,880.00-10,738,854.72

Finding the Fourth Proportional to 19,440,869.40, 26,827,880.00 and 10,738,854.72

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Solution

The fourth proportional to 19,440,869.40, 26,827,880.00 and 10,738,854.72 is: 14,819,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,869.40 : 26,827,880.00 = 10,738,854.72 : x
  2. Step 2: Convert to fraction form
    19,440,869.40/26,827,880.00 = 10,738,854.72/x
  3. Step 3: Cross multiply
    19,440,869.40x = 26,827,880.00 × 10,738,854.72
  4. Step 4: Simplify right side
    19,440,869.40x = 288,100,705,711,899.38
  5. Step 5: Solve for x
    x = 288,100,705,711,899.38/19,440,869.40
  6. Step 6: Final answer
    x = 14,819,332.40

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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.