Home / 25,298,041.39-34,911,302.58-13,695,700.21

Finding the Fourth Proportional to 25,298,041.39, 34,911,302.58 and 13,695,700.21

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Solution

The fourth proportional to 25,298,041.39, 34,911,302.58 and 13,695,700.21 is: 18,900,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298,041.39 : 34,911,302.58 = 13,695,700.21 : x
  2. Step 2: Convert to fraction form
    25,298,041.39/34,911,302.58 = 13,695,700.21/x
  3. Step 3: Cross multiply
    25,298,041.39x = 34,911,302.58 × 13,695,700.21
  4. Step 4: Simplify right side
    25,298,041.39x = 478,134,734,076,279.56
  5. Step 5: Solve for x
    x = 478,134,734,076,279.56/25,298,041.39
  6. Step 6: Final answer
    x = 18,900,069.25

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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.