Home / 13,435,052-18,539,445-7,555,564.88

Finding the Fourth Proportional to 13,435,052, 18,539,445 and 7,555,564.88

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Solution

The fourth proportional to 13,435,052, 18,539,445 and 7,555,564.88 is: 10,426,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,435,052 : 18,539,445 = 7,555,564.88 : x
  2. Step 2: Convert to fraction form
    13,435,052/18,539,445 = 7,555,564.88/x
  3. Step 3: Cross multiply
    13,435,052x = 18,539,445 × 7,555,564.88
  4. Step 4: Simplify right side
    13,435,052x = 140,075,979,536,691.59
  5. Step 5: Solve for x
    x = 140,075,979,536,691.59/13,435,052
  6. Step 6: Final answer
    x = 10,426,158.35

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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.