Home / 25,298,038.39-34,911,298.44-13,695,697.21

Finding the Fourth Proportional to 25,298,038.39, 34,911,298.44 and 13,695,697.21

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Solution

The fourth proportional to 25,298,038.39, 34,911,298.44 and 13,695,697.21 is: 18,900,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298,038.39 : 34,911,298.44 = 13,695,697.21 : x
  2. Step 2: Convert to fraction form
    25,298,038.39/34,911,298.44 = 13,695,697.21/x
  3. Step 3: Cross multiply
    25,298,038.39x = 34,911,298.44 × 13,695,697.21
  4. Step 4: Simplify right side
    25,298,038.39x = 478,134,572,642,185.38
  5. Step 5: Solve for x
    x = 478,134,572,642,185.38/25,298,038.39
  6. Step 6: Final answer
    x = 18,900,065.11

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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.