Home / 12,316,020-16,995,572.88-6,734,164.32

Finding the Fourth Proportional to 12,316,020, 16,995,572.88 and 6,734,164.32

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Solution

The fourth proportional to 12,316,020, 16,995,572.88 and 6,734,164.32 is: 9,292,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316,020 : 16,995,572.88 = 6,734,164.32 : x
  2. Step 2: Convert to fraction form
    12,316,020/16,995,572.88 = 6,734,164.32/x
  3. Step 3: Cross multiply
    12,316,020x = 16,995,572.88 × 6,734,164.32
  4. Step 4: Simplify right side
    12,316,020x = 114,450,980,486,455.64
  5. Step 5: Solve for x
    x = 114,450,980,486,455.64/12,316,020
  6. Step 6: Final answer
    x = 9,292,854.39

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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.