Home / 12,018,459.04-18,045,698.49-10,404,207

Finding the Fourth Proportional to 12,018,459.04, 18,045,698.49 and 10,404,207

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Solution

The fourth proportional to 12,018,459.04, 18,045,698.49 and 10,404,207 is: 15,621,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,459.04 : 18,045,698.49 = 10,404,207 : x
  2. Step 2: Convert to fraction form
    12,018,459.04/18,045,698.49 = 10,404,207/x
  3. Step 3: Cross multiply
    12,018,459.04x = 18,045,698.49 × 10,404,207
  4. Step 4: Simplify right side
    12,018,459.04x = 187,751,182,549,547.41
  5. Step 5: Solve for x
    x = 187,751,182,549,547.41/12,018,459.04
  6. Step 6: Final answer
    x = 15,621,901.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.