Home / 8,357,457.66-12,547,808.01-4,316,931.42

Finding the Fourth Proportional to 8,357,457.66, 12,547,808.01 and 4,316,931.42

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Solution

The fourth proportional to 8,357,457.66, 12,547,808.01 and 4,316,931.42 is: 6,481,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357,457.66 : 12,547,808.01 = 4,316,931.42 : x
  2. Step 2: Convert to fraction form
    8,357,457.66/12,547,808.01 = 4,316,931.42/x
  3. Step 3: Cross multiply
    8,357,457.66x = 12,547,808.01 × 4,316,931.42
  4. Step 4: Simplify right side
    8,357,457.66x = 54,168,026,650,496.67
  5. Step 5: Solve for x
    x = 54,168,026,650,496.67/8,357,457.66
  6. Step 6: Final answer
    x = 6,481,400.07

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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.