Home / 14,989,523.60-20,685,547.56-8,113,984.40

Finding the Fourth Proportional to 14,989,523.60, 20,685,547.56 and 8,113,984.40

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Solution

The fourth proportional to 14,989,523.60, 20,685,547.56 and 8,113,984.40 is: 11,197,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989,523.60 : 20,685,547.56 = 8,113,984.40 : x
  2. Step 2: Convert to fraction form
    14,989,523.60/20,685,547.56 = 8,113,984.40/x
  3. Step 3: Cross multiply
    14,989,523.60x = 20,685,547.56 × 8,113,984.40
  4. Step 4: Simplify right side
    14,989,523.60x = 167,842,210,207,298.06
  5. Step 5: Solve for x
    x = 167,842,210,207,298.06/14,989,523.60
  6. Step 6: Final answer
    x = 11,197,301.17

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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.