Home / 31,426,699-47,142,041.10-9,862,151.08

Finding the Fourth Proportional to 31,426,699, 47,142,041.10 and 9,862,151.08

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Solution

The fourth proportional to 31,426,699, 47,142,041.10 and 9,862,151.08 is: 14,793,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,426,699 : 47,142,041.10 = 9,862,151.08 : x
  2. Step 2: Convert to fraction form
    31,426,699/47,142,041.10 = 9,862,151.08/x
  3. Step 3: Cross multiply
    31,426,699x = 47,142,041.10 × 9,862,151.08
  4. Step 4: Simplify right side
    31,426,699x = 464,921,931,547,769.38
  5. Step 5: Solve for x
    x = 464,921,931,547,769.38/31,426,699
  6. Step 6: Final answer
    x = 14,793,851.93

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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.