Home / 9,448,864.95-13,039,430.06-5,156,512.95

Finding the Fourth Proportional to 9,448,864.95, 13,039,430.06 and 5,156,512.95

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Solution

The fourth proportional to 9,448,864.95, 13,039,430.06 and 5,156,512.95 is: 7,115,985.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448,864.95 : 13,039,430.06 = 5,156,512.95 : x
  2. Step 2: Convert to fraction form
    9,448,864.95/13,039,430.06 = 5,156,512.95/x
  3. Step 3: Cross multiply
    9,448,864.95x = 13,039,430.06 × 5,156,512.95
  4. Step 4: Simplify right side
    9,448,864.95x = 67,237,989,939,226.71
  5. Step 5: Solve for x
    x = 67,237,989,939,226.71/9,448,864.95
  6. Step 6: Final answer
    x = 7,115,985.92

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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.