Home / 13,484,878.16-18,610,952.36-7,605,719.14

Finding the Fourth Proportional to 13,484,878.16, 18,610,952.36 and 7,605,719.14

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Solution

The fourth proportional to 13,484,878.16, 18,610,952.36 and 7,605,719.14 is: 10,496,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,878.16 : 18,610,952.36 = 7,605,719.14 : x
  2. Step 2: Convert to fraction form
    13,484,878.16/18,610,952.36 = 7,605,719.14/x
  3. Step 3: Cross multiply
    13,484,878.16x = 18,610,952.36 × 7,605,719.14
  4. Step 4: Simplify right side
    13,484,878.16x = 141,549,676,578,080.16
  5. Step 5: Solve for x
    x = 141,549,676,578,080.16/13,484,878.16
  6. Step 6: Final answer
    x = 10,496,919.21

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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.