Home / 19,255,521.66-26,575,547.67-12,289,204.86

Finding the Fourth Proportional to 19,255,521.66, 26,575,547.67 and 12,289,204.86

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Solution

The fourth proportional to 19,255,521.66, 26,575,547.67 and 12,289,204.86 is: 16,960,971.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255,521.66 : 26,575,547.67 = 12,289,204.86 : x
  2. Step 2: Convert to fraction form
    19,255,521.66/26,575,547.67 = 12,289,204.86/x
  3. Step 3: Cross multiply
    19,255,521.66x = 26,575,547.67 × 12,289,204.86
  4. Step 4: Simplify right side
    19,255,521.66x = 326,592,349,583,325.69
  5. Step 5: Solve for x
    x = 326,592,349,583,325.69/19,255,521.66
  6. Step 6: Final answer
    x = 16,960,971.27

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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.