Home / 12,462,681.07-18,678,296.65-6,316,207.10

Finding the Fourth Proportional to 12,462,681.07, 18,678,296.65 and 6,316,207.10

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Solution

The fourth proportional to 12,462,681.07, 18,678,296.65 and 6,316,207.10 is: 9,466,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,681.07 : 18,678,296.65 = 6,316,207.10 : x
  2. Step 2: Convert to fraction form
    12,462,681.07/18,678,296.65 = 6,316,207.10/x
  3. Step 3: Cross multiply
    12,462,681.07x = 18,678,296.65 × 6,316,207.10
  4. Step 4: Simplify right side
    12,462,681.07x = 117,975,989,885,055.17
  5. Step 5: Solve for x
    x = 117,975,989,885,055.17/12,462,681.07
  6. Step 6: Final answer
    x = 9,466,341.09

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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.