Home / 22,032,509.47-30,395,430.71-13,758,206.57

Finding the Fourth Proportional to 22,032,509.47, 30,395,430.71 and 13,758,206.57

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Solution

The fourth proportional to 22,032,509.47, 30,395,430.71 and 13,758,206.57 is: 18,980,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032,509.47 : 30,395,430.71 = 13,758,206.57 : x
  2. Step 2: Convert to fraction form
    22,032,509.47/30,395,430.71 = 13,758,206.57/x
  3. Step 3: Cross multiply
    22,032,509.47x = 30,395,430.71 × 13,758,206.57
  4. Step 4: Simplify right side
    22,032,509.47x = 418,186,614,492,301.81
  5. Step 5: Solve for x
    x = 418,186,614,492,301.81/22,032,509.47
  6. Step 6: Final answer
    x = 18,980,435.03

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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.