Home / 9,875,698.79-14,812,051.40-2,687,792.81

Finding the Fourth Proportional to 9,875,698.79, 14,812,051.40 and 2,687,792.81

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Solution

The fourth proportional to 9,875,698.79, 14,812,051.40 and 2,687,792.81 is: 4,031,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875,698.79 : 14,812,051.40 = 2,687,792.81 : x
  2. Step 2: Convert to fraction form
    9,875,698.79/14,812,051.40 = 2,687,792.81/x
  3. Step 3: Cross multiply
    9,875,698.79x = 14,812,051.40 × 2,687,792.81
  4. Step 4: Simplify right side
    9,875,698.79x = 39,811,725,223,959.79
  5. Step 5: Solve for x
    x = 39,811,725,223,959.79/9,875,698.79
  6. Step 6: Final answer
    x = 4,031,281.84

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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.