Home / 30,172,642.05-45,258,963.08-11,004,024.45

Finding the Fourth Proportional to 30,172,642.05, 45,258,963.08 and 11,004,024.45

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Solution

The fourth proportional to 30,172,642.05, 45,258,963.08 and 11,004,024.45 is: 16,506,036.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,172,642.05 : 45,258,963.08 = 11,004,024.45 : x
  2. Step 2: Convert to fraction form
    30,172,642.05/45,258,963.08 = 11,004,024.45/x
  3. Step 3: Cross multiply
    30,172,642.05x = 45,258,963.08 × 11,004,024.45
  4. Step 4: Simplify right side
    30,172,642.05x = 498,030,736,258,947.19
  5. Step 5: Solve for x
    x = 498,030,736,258,947.19/30,172,642.05
  6. Step 6: Final answer
    x = 16,506,036.68

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1.5x scale

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.