Home / 14,316,318-19,756,518.84-7,877,790

Finding the Fourth Proportional to 14,316,318, 19,756,518.84 and 7,877,790

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Solution

The fourth proportional to 14,316,318, 19,756,518.84 and 7,877,790 is: 10,871,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316,318 : 19,756,518.84 = 7,877,790 : x
  2. Step 2: Convert to fraction form
    14,316,318/19,756,518.84 = 7,877,790/x
  3. Step 3: Cross multiply
    14,316,318x = 19,756,518.84 × 7,877,790
  4. Step 4: Simplify right side
    14,316,318x = 155,637,706,552,563.59
  5. Step 5: Solve for x
    x = 155,637,706,552,563.59/14,316,318
  6. Step 6: Final answer
    x = 10,871,350.20

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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.